Abdel Basset Ali al-Megrahi, right, is escorted by a police officer to court in Tripoli, Libya, in this Feb. 18, 1992 file photo. United States and Scottish authorities have charged Lamen Khalifa Fhimah and al-Megrahi with planting the bomb that blew up Pan Am flight 103 over Lockerbie, Scotland. Arab dignitaries headed to Libya on Sunday April 4, 1999 to witness the handover of the two suspects, a further sign their promised extradition is on track. Libya said last month it would turn the men overon or before Tuesday.(AP Photo/Jockel Fink)