Al Jazeera America Presents S2013E14 - Lockerbie: Part 1

In 1988 a bomb destroyed Pan Am 103 over the Scottish town of Lockerbie killing 270 people. Abdel Baset Mohamed Ali al-Megrahi, was eventually tried and found guilty of the largest case of mass murder in UK history. Megrahi maintained his innocence right up his death in May 2012 and many serious commentators continued to express doubts about the safety of this conviction