Park Record Media Center

President John F. Kennedy rides in a motorcade approximately one minute before he was shot in Dallas on Nov. 22, 1963. Riding with Kennedy are first lady Jacqueline Kennedy, right, Nellie Connally, left, and her husband, Gov. John Connally of Texas. Associated Press file ( KENNEDY ASSASSINATION )

This photo shows Kennedy's last entry into the White House appointment book on the morning of Nov. 21, 1963. The Kennedys flew to San Antonio the day before the assassination. Associated Press file ( JFK Final Days 1963 )

The Kennedys attend the Fort Worth Chamber of Commerce breakfast with Lady Bird Johnson and Vice President Lyndon Johnson. Cecil Stoughton/John F. Kennedy Presidential Library and Museum ( US-NEWS-JFK50YEARS-03-MCT )

The president and first lady exit the Hotel Texas after the Fort Worth Chamber of Commerce breakfast. They would soon depart for the short trip to Dallas. Cecil Stoughton/John F. Kennedy Presidential Library and Museum ( US-NEWS-JFK50YEARS-04-MCT )

Kennedy and the first lady descend the stairs from Air Force One at Love Field in Dallas. Cecil Stoughton/John F. Kennedy Presidential Library and Museum ( US-NEWS-JFK50YEARS-05-MCT )

President Kennedy and the first lady receive an enthusiastic welcome as they arrive at Dallas Love Field on Nov. 22, 1963. Later that day, the president was assassinated as his motorcade moved through the city. Associated Press file ( KENNEDY ASSASSINATION )

Jacqueline Kennedy is greeted upon arrival to Dallas on Nov. 22, 1963. Associated Press file

The president and first lady arrive at Love Field in Dallas on Nov. 22, 1963. Photo by Cecil Stoughton, White House, in the John F. Kennedy Presidential Library and Museum, Boston ( ST-C420-13-63 )

A 10-mile drive through Dallas and a speech on national security at the Trade Mart awaited Kennedy as he, the first lady, Texas Gov. John Connally and Nellie Connally departed Love Field on Nov. 22, 1963. Less than a hour later, gunshots would shatter the president's plans and plunge the nation into grief. Tom Dillard/Dallas Morning News ( US-NEWS-JFK50YEARS-lead-MCT )

Kennedy reaches out to the crowd at the Hotel Texas parking lot in Fort Worth on Nov. 22, 1963. Cecil Stoughton/John F. Kennedy Presidential Library and Museum ( US-NEWS-JFK50YEARS-01-MCT )

Seen through the limousine's windshield as the car proceeds along Elm Street past the Texas School Book Depository, Kennedy appears to raise his hand toward his head within seconds of being fatally shot. Jacqueline Kennedy holds the president's forearm in an effort to aid him. Texas Gov. John Connally, who was in the seat in front of the Kennedys, was woundedt. James W. Altgens, Associated Press file ( Kennedy Assassination )

An open limousine carrying the president and first lady approaches the intersection of Main and Ervay streets in Dallas as the presidential motorcade approaches Dealey Plaza. Texas Gov. John Connally and wife Nellie are seated in the limousine's jump seats. Associated Press file ( JFK Shadow On Dallas )

Kennedy's motorcade travels through downtown Dallas. Cecil Stoughton/John F. Kennedy Presidential Library and Museum ( US-NEWS-JFK50YEARS-06-MCT )

The president waves to the crowds shortly before gunfire rang out. Keystone/Getty Images ( 95e33/huch/1422/hu0144 )

Crowds cheer the presidential motorcade before the assassination. Keystone/Getty Images ( 96f/40/fott/5171/09 )

Jacqueline Kennedy leans over the president who slumps in the back seat of limousine as it speeds toward the Stemmons Freeway. Secret Service agent Clinton Hill rides on the back of the car. James W. Altgenss, Associated Press file ( KENNEDY ASSASSINATION )

Frightened onlookers cover their children on the grass in the plaza as cameramen record their actions. Cecil Stoughton/John F. Kennedy Presidential Library and Museum ( US-NEWS-JFK50YEARS-07-MCT )

Secret Service agent Clinton Hill stands over the president as the limousine rushes toward the hospital seconds after Kennedy was shot. In the jump seat, Nellie Connally bends over wounded Texas Gov. John Connally, and the first lady tries to assist the mortally wounded president. Justin Newman, Associated Press file ( KENNEDY ASSASSINATION )

Secret Service agent Clint Hill climbs into the back seat of the limousine a moment after Kennedy and Gov. Connally were shot. The black arrow points to Nellie Connally, who is ducking bullets. The white arrow points out the agent's foot, mistakenly thought to be the president's when the photo first ran. Associated Press file ( KENNEDY ASSASSINATION 1963 )

As spectators lie on the ground in Dealey Plaza and cameramen roll their cameras, a motorcycle police officer drives by immediately after the shooting. Tom Dillard/Dallas Morning News ( US-NEWS-JFK50YEARS-08-MCT )

This image of the interior of the convertible limousine used by Kennedy on Nov. 22, 1963, was exhibit No. 346 in the Warren Commission's investigation. Associated Press file ( KENNEDY ASSASSINATION LIMOUSINE )

This photo released by the National Archives shows the bloodstained interior of the limousine. It was taken after the vehicle was returned to Washington from Dallas and was part of nearly 50,000 photos and documents released from the assassination investigation. Associated Press file ( JFK Assassination )

Jacqueline Kennedy with bloodstains on her clothes stands next to Robert Kennedy as Kennedy's coffin (not visible) is placed in an ambulance after arriving at Edwards Air Force base Nov. 22, 1963. Associated Press file ( USA PRESIDENT KENNEDY COFFIN )

Her stockings and dress stained with blood, Jacqueline Kennedy reaches for the door of the ambulance carrying her husband's body at Andrews Air Force Base, Md., on Nov. 22, 1963. Attorney General Robert F. Kennedy, stands behind the first lady, who had just arrived from Dallas with the body aboard Air Force One. Associated Press file ( KENNEDY ASSASSINATION )

President Kennedy's casket is loaded onto Air Force One at Love Field in Dallas. Onlookers include Lawrence "Larry" O'Brien, Jacqueline Kennedy and Dave Powers. Cecil Stoughton/John F. Kennedy Presidential Library and Museum ( US-NEWS-JFK50YEARS-17-MCT )

Lyndon Baines Johnson is sworn in as the 36th president of the United States aboard Air Force One. He is flanked by wife Lady Bird, left, and Jacqueline Kennedy. Keystone/Getty Images ( 95e26/huch/1129/hf0375 )

The Texas School Book Depository building, which overlooks Dealey Plaza, quickly became the focus of law enforcement as they began the manhunt for Kennedy's assassin. Dallas Police Department/Dallas Municipal Archives ( US-NEWS-JFK50YEARS-09-MCT )

Men peer out the fifth floor window of the Depository building shortly after the assassination. It was the floor above where an eyewitness reported seeing a man with a gun at the window before shots were fired. Tom Dillard/Dallas Morning News ( US-NEWS-JFK50YEARS-10-MCT )

Dallas police discover a sniper's nest constructed from book boxes around a sixth-floor floor window in the Texas School Book Depository. Dallas Police Department/Dallas Municipal Archives ( US-NEWS-JFK50YEARS-11-MCT )

According to the Warren Commission report, at 1:22 p.m., Dallas police found a Carcano rifle in a staircase leading to the sixth floor of the Texas School Book Depository. Fort Worth Star-Telegram ( US-NEWS-JFK50YEARS-15-MCT )

This photo of Oswald holding a Carcano rifle in his backyard at 214 Neeley St. in Dallas was among evidence gathered by police. Dallas Police Department via Dallas Morning News ( US-NEWS-JFK50YEARS-12-MCT )

With a police manhunt underway, Oswald had taken refuge in Dallas' Texas Theater, where police arrested him. An unknown police officer points to the seat in which Oswald sat. McClatchy-Tribune ( US-NEWS-JFK50YEARS-16-MCT )

Oswald encountered and shot patrolman J.D. Tippit on a Dallas street. Tippit had identified Oswald as the suspect police were looking for. Dallas Police Department/Dallas Municipal Archives ( US-NEWS-JFK50YEARS-14-MCT )

Police mugshots of Oswald from the Dallas Police Department/Dallas Municipal Archives. ( US-NEWS-JFK50YEARS-23-MCT )

Two unidentified Dallas police officers flank Oswald after his arrest. Oswald was arraigned in the murder of Dallas police Officer J.D. Tippit. Dallas Police Department/Dallas Municipal Archives ( US-NEWS-JFK50YEARS-22-MCT )

People waiting for flights from Dallas at Love Field read the news in the Dallas Times Herald on Nov. 23, 1963. Associated Press file ( JFK Assassination )

A woman buys a copy of the Evening Standard from a street vendor on Nov. 23, 1963. Trevor Humphries, Central Press/Getty Images) ( decades/0812/078 )

Two people in Washington, D.C.'s Lafayette Park read coverage of the Kennedy assassination on Nov. 25, 1963. Keystone/Getty Images ( 97p/28/huty/7517/14 )

Two unidentified women burst into tears outside Parkland Hospital upon hearing the president had died from an assassin's bullet while riding in a motorcade in Dallas on Nov. 22, 1963. Associated Press file ( John F. Kennedy Assassination )

Seven British national daily newspapers in London blare the news of John Kennedy's assassination on the day he was shot. Each front page carried an Associated Press cable photo of the scene in the president's car as his wife, Jacqueline, bent over him just after he was struck by bullets in the neck and head. Associated Press file ( KENNEDY ASSASSINATION HEADLINES )

Stacks of the Dallas Times Herald's final edition of the day line a shop counter on Nov. 22, 1963. Associated Press file ( JFK Assassination )

On the day of the assassination, Denver Post newsroom staffers react to the president's slaying. Denver Post file ( img0441A )

The Denver Post was still an afternoon newspaper the day Kennedy was killed and had to rush to get out the Home Edition on Nov. 22, 1963. Residents gathered at newsstands and read in silence the details of the slaying. Denver Post file ( img0455A )

People in Denver react to news of Kennedy's assassination. Denver Post file ( img0450A )

Hundreds gather at Denver's Immaculate Conception Cathedral, where prayer services were held shortly after news of the assassination. Denver Post file ( img0456A )

School books in their arms, students leave Immaculate Conception Cathedral on Nov. 22, 1963, in one example of people's reaction in Denver as they offered prayers for the president, his family and the nation. Denver Post file ( img0451A )

Members of the congregation of Denver's St. Thomas Episcopal Church stand solemnly during Monday memorial services Nov. 25, 1963. ( img0452A )

At Fitzsimons Hospital in Denver, Col. Lisle Bartholomew, the hospital chaplain, announces the president's death. From left are Col. Ernest Rivas, chief of administrative services; Col. James Wier, acting commander, and Maj. Tom Burney, adjutant at Fitzsimons. Denver Post file ( img0453A )

On the day after the assassination, JoAnn Sider, 351 S. Kearney St., and Jack Davis, 410 Pearl St., read Denver Post accounts. Denver Post file ( img0443A )

With the Washington Monument in the background, a 76mm field artillery gun at Fort Myer, Va., fires at dawn on Nov. 23, 1963. A gun fired each half-hour from dawn to dusk at each army and Marine Corps base to render honor to the late commander in chief. ( img0479A )

Surrounded by detectives, Lee Harvey Oswald talks to the press as he is led down a corridor of the Dallas police station for another round of questioning in connection with the assassination of Kennedy on Nov. 23, 1963. Oswald, who denied involvement in the shooting, was formally charged with murder. Associated Press file ( OSWALD CHARGED WITH MURDER )

Oswald is detained at police headquarters in Dallas, where he is held for questioning on Nov. 22, 1963. Fred Kaufman, Associated Press file ( KENNEDY ASSASSINATION SUSPECT )

Oswald, 24, holds up his manacled hands as he is led through the police station. He had been charged with murder in the killing of a Dallas policeman who sought to arrest him in a theater several miles from the assassination scene. Associated Press file ( Lee Harvey Oswald )

Oswald faces the media in a Dallas police station, where he repeatedly denied he had assassinated the president the previous day. "I did not kill President Kennedy," he said. "I did not kill anyone. I don't know what this is all about." He was brought before the press after formal charges of murder were filed against him. Associated Press file ( JFK Assassination )

Jack Ruby approaches and fires on Lee Harvey Oswald as Oswald is escorted to the Dallas jail via the underground garage on Nov. 24, 1963. Oswald was escorted by Detectives Jim Leavelle, left, who is handcuffed to Oswald, and L.C. Graves. Oswald later died at a hospital. Jack Beers, Dallas Morning News ( US-NEWS-JFK50YEARS-33-MCT )

Oswald winces as Ruby, foreground, shoots him from point blank range in a corridor of Dallas police headquarters on Nov. 24, 1963. The plainclothes policeman at left is J.A. Leavelle. Bob Jackson, Dallas Times Herald ( img541 (2).jpg )

Oswald is placed on a stretcher after being shot in the stomach. Ruby shot and killed Oswald as the prisoner was being transferred through the underground garage of Dallas police headquarters. David F. Smith, Associated Press file ( OSWALD SHOT )

Detectives of the Dallas Police Department struggle with nightclub owner Jack Ruby after he shot Oswald in the basement of the Dallas city jail Nov. 24, 1963. Associated Press file ( IMG00289267A.jpg )

Lee Harvey Oswald was 19 years old in 1958 when this photo was taken of him while in the U.S. Marines in California. He was soon to be discharged from the service. Associated Press file ( Lee Harvey Oswald )

Oswald and his wife, Marina, had this photo taken at a Dallas bus station photo booth in 1962. Marina later said that although her life with Oswald was difficult, they remained together because, "We were so dependent on each other." Associated Press file ( img0000315A )

Flowers mark a spot near where Kennedy was assassined a week after his death. In the background is the Texas School Book Depository, where the assassin fired from the far right window on the second floor from the top. Associated Press file ( JFK Assassination Scene )

Kennedy's funeral services card from White House staff files. John F. Kennedy Presidential Library and Museum

Kennedy's funeral services card from White House staff files. John F. Kennedy Presidential Library and Museum

An honor guard of Marines walks the driveway leading to the White House from Pennsylvania Avenue as Kennedy's body is taken to the mansion Nov. 24, 1963. ( img0478A )

A crowd gathers at the front of the U.S. Capitol, awaiting the moving of Kennedy's body to a place of honor in the Capitol rotunda in 1963. ( img0474A )

Kennedy's casket lies in state at the White House on Nov. 23, 1963. Robert Knudsen, John F. Kennedy Presidential Library and Museum ( US-NEWS-JFK50YEARS-26-MCT )

A Roman Catholic priest kneels in prayer beside the coffin bearing Kennedy's body Nov. 23, 1963, in the East Room of the White House. Associated Press file ( JFK Lies In State )

Members of the White House staff file past the casket in the East Room of the Executive Mansion on Nov. 23, 1963. Henry Burroughs, Associated Press file ( JFK Lies In State )

Kennedy's body is placed in the Capitol rotunda. John F. Kennedy Presidential Library and Museum ( US-NEWS-JFK50YEARS-30-MCT )

Jacqueline Kennedy and daughter, Caroline, kneel before the casket as it lies in state in the rotunda of the Capitol. John F. Kennedy Presidential Library and Museum ( US-NEWS-JFK50YEARS-31-MCT )

Jacqueline Kennedy, flanked by Attorney General Robert F. Kennedy, left, and Sen. Edward M. Kennedy, backs away from the casket in the Capitol rotunda Nov. 25, 1963. Associated Press file ( JFK Funeral )

A horse-drawn caisson moves out of the Capitol plaza en route to St. Matthew's Cathedral for funeral services Nov. 25, 1963. Associated Press file ( JFK Funeral )

Archbishop Richard Cardinal Cushing conducts a funeral Mass over Kennedy's flag-covered casket in St. Matthew's Roman Catholic Cathedral on Nov. 25, 1963. ( img0473A )

An honor guard keeps watch over the casket. Associated Press file ( img0469A )

Jackie Kennedy and children Caroline and John Jr. descend the steps at the funeral. Robert Kennedy follows them. Central Press/Getty Images ( 97i/05/huch/6166/20 )

Family and friends view Kennedy's casket. Keystone/Getty Images ( 96g/15/huch/3911/04 )

A black riderless horse with inverted cavalry boots in its stirrups, the military symbol of a fallen leader, is held by a serviceman in the Capitol plaza before the start of the funeral procession through Washington. The horse accompanied the caisson carrying the presidential casket on its last journey. ( img0464A )

Kennedy's casket leaves the White House. National Archive/Newsmakers ( 38109165jfk2_20010628_18532.jpg )

World leaders walk in the funeral procession as it leaves the White House. They include from left, front row: Heinrich Lubke, West German president; French President Charles de Gaulle; Queen Frederika of Greece; King Baudouin of Belgium; Emperor Haile Selassie of Ethiopia; and President Diosdado Macapagal of the Philippines. Associated Press file ( img0463A )

From left: Sen. Edward Kennedy, Caroline Kennedy, 6, Peter Lawford, Jackie Kennedy, Attorney General Robert Kennedy and John F. Kennedy, Jr., 3. Keystone/Getty Images ( 96f/40/fott/5171/10 )

The funeral cortege bearing the slain president's body crosses Memorial Bridge leading into Arlington National Cemetery. ( img0460A )

Jacqueline Kennedy walks toward her late husband's grave in Arlington National Cemetery Thanksgiving Day, Nov. 28, 1963. Beside her is White House press secretary Pierre Salinger. Behind her is her sister Lee Radziwill and, behind her, Lawrence O'Brien, special assistant to President Kennedy. Others are unidentified. Bob Schutz, Associated Press file ( JFK Grave )

Jacqueline Kennedy clasps hands with Robert Kennedy after the burial. Associated Press file ( img0000936AA.JPG )

Jacqueline Kennedy walks to the grave in Arlington National Cemetery on Nov. 28, 1963. Others, from left, are: Pierre Salinger, White House press secretary; Secret Service agent Clinton J. Hill; and presidential aides Jack McNall and Lawrence O'Brien. Bob Schutz, Associated Press file ( JFK Grave )

Robert Kennedy, followed by Sen. Edward Kennedy, escorts Jacqueline Kennedy during the burial ceremony Nov. 25, 1963. Abbie Rowe, National Parks Service/John F. Kennedy Presidential Library and Museum ( US-NEWS-JFK50YEARS-39-MCT )

Jacqueline Kennedy, with Caroline and John Jr., at the funeral. Associated Press file

From left: German President Heinrich Luebke, French President Gen. Charles de Gaulle, German Chancellor Ludwig Erhard and French Premier Maurice Couve de Murville pay their respects in front of the Capitol on Nov. 24, 1963 AFP/Getty Images ( ARP1165739 )

Jacqueline Kennedy holds the flag that draped the president's casket. ( img172.jpg )

A military officer salutes Kennedy's grave as the Eternal Flame burns at Arlington National Cemetery on Nov. 25, 1963. Associated Press file ( JFK Funeral )

Mourners kneel as Kennedy is buried at Arlington. Associated Press file ( JFK Funeral )

Family and chiefs of state pay their last respects. AFP/Getty Images ( ARP1943987 )

Mourners gather at Kennedy's flower-bedecked grave Arlington National Cemetery on Nov. 27, 1963. Associated Press file ( JFK Grave )

Three Roman Catholic nuns pay their final respects. Kennedy was the first Roman Catholic elected to the presidency. Associated Press file ( JFK Funeral )

Mourners file past Kennedy's grave on Nov. 27, 1963. Associated Press file ( JFK Grave )

Men of all services hold their rifles at salute as President Lyndon Johnson carries a bouquet of red roses to Kennedy's grave on Dec. 1, 1963. Maj. Gen. Philip C. Wehle, commander of the Military District of Washington, walks with Johnson. Henry Burroughs, Associated Press file ( LBJ At JFK Grave )

Mourners pay their respects at Kennedy's grave site in Arlington, Va. National Archive/Newsmakers ( 38109112jfk2_20010628_18151.jpg )

Jacqueline Kennedy lights a temporary eternal flame at the grave site during the funeral. The permanent flame at Arlington National Cemetery opened in March 1967. Chuck Kennedy, McClatchy-Tribune ( US-NEWS-JFK50YEARS-41-MCT )