I thought the Lockerbie bombing was a closed case until I started asking questions

I thought the Lockerbie bombing was a closed case until I started asking questionsImage source, Getty ImagesImage caption, Officials inspect the wreckage of Pan Am flight 103 on 21 December 1988ByMyles BonnarBBC DisclosurePublished3 minutes agoI was only a year old when the UK's deadliest terror attack shocked the world.In December 1988, Pan Am flight 103 exploded over the Scottish town of Lockerbie, killing all 259 people on board as well as 11 on the ground.I was a teenager by the time Libyan intelligence officer Abdelbaset al-Megrahi was convicted of the bombing in 2001 and, when he later died, I thought that was largely the end of the story.It wasn't.The case still rumbles on and, later this year, a man suspected of making the bomb which blew up the plane, Abu Agila Masud, goes on trial in Washington DC.As part of a Radio 4 Intrigue podcast series, I had an opportunity to delve into this complex case with fresh eyes.The deeper I dug, the more complicated Lockerbie became and there have been times that I don't know what to believe.Image source, Getty ImagesImage caption, Abdelbaset al-Megrahi was the only man convicted of the Lockerbie bombingJim Swire, on the other hand, is sure what he believes - and it is not the official story.His daughter Flora died in the bombing, but he is convinced that whoever killed her got away with mass murder.Swire believes Megrahi is innocent, even befriending the convicted bomber up until his death in 2012."The burning issue was to get to the truth," he says."Always has been, always will be and I will not shut up about what I know to be true."Swire's doggedness has made him a prominent voice but most of the Lockerbie victims' families don't agree that Megrahi's conviction was a miscarriage of justice - and the bomber’s own appeals against the verdi either failed or were abandoned.For Swire, the simplest explanation is that Iran was behind the attack - not Libya.The Lockerbie bo...