Soldiers search the crater left by the wreckage of Pan Am flight 103 in the town of Lockerbie, Scotland after a bomb aboard exploded, killing a total of 270 people including 12 on the ground, in this December, 1988, file photo. A Scottish court convicted a Libyan intelligence officer, Abdel Basset Ali al-Megrahi, of murder and acquitted a second Libyan, Lamen Khalifa Fhimah, Wednesday, Jan 31, 2001, in the bombing of Pan Am Flight 103 over Lockerbie. The court sentenced al-Megrahi to life in prison with the prospect of parole in view of his age and the fact that he was serving a foreign government, for his role in the explosion. (AP Photo/ Martin Cleaver, File)