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Tonya Stevens and her daughters Jensen, left, 12 and Kristin, middle, 11, pray during the One Voice United in Prayer event at the Capitol in Austin, Texas, on Thursday May 1, 2014. About 100 people gathered at the Capitol on the 63rd Annual National Day of Prayer to sing praise songs and pray for the church, families, the military, education, the government, business and the media. (AP Photo/Austin American-Statesman, Jay Janner) ( National Day of Prayer )

Stephen Brewer, right, prays during the One Voice United in Prayer event at the Capitol in Austin, Texas, on Thursday May 1, 2014. About 100 people gathered at the Capitol on the 63rd Annual National Day of Prayer to sing praise songs and pray for the church, families, the military, education, the government, business and the media. (AP Photo/Austin American-Statesman, Jay Janner) ( National Day of Prayer )

A couple holds hands Thursday May 1, 2014, while joining others in prayer at the annual National Day of Prayer ceremony held at Alton Square in Alton, Ill., and hosted by the Rotary of the Riverbend. A small crowd gathered to pray for a variety of groups including the church, media, education, business, family and the military. (AP Photo/The Telegraph, John Badman) ( National Day Of Prayer )

Sen. Robert Hogg, D-Cedar Rapids, gestures before the opening prayer on the floor of the Senate, Thursday, May 1, 2014, at the Statehouse in Des Moines, Iowa. The Iowa Senate, after working all night to finish the 2014 legislative session, must return for one more day after a dispute developed involving subpoena powers. (AP Photo/Charlie Neibergall) ( Iowa Legislature )

DENVER, CO - MAY 01: Antwaun Johnson prays during a celebration for National Day of Prayer outside the Colorado State Capitol in Denver, May 01, 2014. The National Day of Prayer is celebrated on the first Thursday of May. (Photo by RJ Sangosti/The Denver Post) ( DAYOFPRAYERDSC_7570 )

People bow their heads during a prayer as the National Day of Prayer as the National Day of Prayer is celebrated in Oxford, Miss. on Thursday, May 1, 2014. (AP Photo/Oxford Eagle, Bruce Newman) ( National Day Of Prayer )

Pearl Owens listens to prayers as the National Day of Prayer is celebrated in Oxford, Miss. on Thursday, May 1, 2014. (AP Photo/Oxford Eagle, Bruce Newman) ( National Day Of Prayer )

Chaplain Joey Buck leads a National Day of Prayer service for employees and guest at the Dr.Robert F. Thomas Chapel at Dollywood in Pigeon Forge, Tenn. Thursday, May 1, 2014. (AP Photo/The Mountain Press, Curt Habraken) ( National Day of Prayer )

Shane Simms, right, sings during the One Voice United in Prayer event at the Capitol in Austin, Texas, on Thursday, May 1, 2014. About 100 people gathered at the Capitol on the 63rd Annual National Day of Prayer to sing praise songs and pray for the church, families, the military, education, the government, business and the media. (AP Photo/Austin American-Statesman, Jay Janner) ( National Day of Prayer )

Pearl Owens listens to prayers as the National Day of Prayer is celebrated in Oxford, Miss. on Thursday, May 1, 2014. (AP Photo/Oxford Eagle, Bruce Newman) ( National Day Of Prayer )

DENVER, CO - MAY 01: Tamika Shambe dances during a celebration for the National Day of Prayer outside the Colorado State Capitol in Denver, May 01, 2014. The National Day of Prayer is celebrated on the first Thursday of May. (Photo by RJ Sangosti/The Denver Post) ( DAYOFPRAYERDSC_7221 )