Oklahoma City bombing
In this May 5, 1995 file photo, a group of search and rescue workers attends a memorial service in front of the bombedAlfred P. Murrah Federal Building in Oklahoma City.
(Bill Waugh / Associated Press)
Timothy McVeigh is led from the Noble County Courthouse in Perry, Okla., in 1995 after being identified as a suspect in the Oklahoma City bombing.
(John Gaps III / Associated Press)
Photographs of the 168 victims of the bombing of the federal building line a wall at the Oklahoma City National Memorial Center.
(Laura Rauch / Associated Press)
Former state Rep.