Hedda Flynn, 8, touches the Pan Am Flight 103 memorial cairn at Arlington National Cemetery, in Arlington, Va., Saturday, Dec. 21, 2013, bearing his uncleĆs name John Patrick Flynn, who just turned 22 at the time of the crash, during a memorial service to mark the 25th anniversary of the bombing of the Pan Am Flight 103 that crashed over Lockerbie, Scotland. (AP Photo/Manuel Balce Ceneta) ( Lockerbie Memorials )