In this photo taken Thursday, Aug. 20, 2009, Libyan Abdel Baset al-Megrahi, who was found guilty of the 1988 Lockerbie bombing, left, and son of the Libyan leader Seif al-Islam Gadhafi, right, gesture on his arrival at an airport in Tripoli, Libya. Britain has condemned the "upsetting" scenes of jubilation in Tripoli at the return of Abdel Baset al-Megrahi and considered canceling a royal visit to Libya as a sign of displeasure. AP Photo logo AP Photo 30 months ago

In this photo taken Thursday, Aug. 20, 2009, Libyan Abdel Baset al-Megrahi, who was found guilty of the 1988 Lockerbie bombing, left, and son of the Libyan leader Seif al-Islam Gadhafi, right, gesture on his arrival at an airport in Tripoli, Libya. Britain has condemned the "upsetting" scenes of jubilation in Tripoli at the return of Abdel Baset al-Megrahi and considered canceling a royal visit to Libya as a sign of displeasure.