Moussa Koussa of Abdelbaset al-Megrahi, the alleged Pan Am Flight 103 bomber, whose involvement in the story is quite controversial. Several legal experts as well as the UN observer at the Lockerbie trial have vehemently challenged the verdict that convicted Megrahi. Koussa is also credited for the expulsion of Abu Nidal from Libya, whom he describes as a ruthless murderer and terrorist that Gaddafi allowed to live in Libya in 1986, the year the United States launched Operation El Dorado Canyon against Gaddafi for his association and harboring of terrorists. On 23 August 2002, the BBC reported that Abu Nidal was 'behind
Dumfries, Lochmaben and Lockerbie Railway line a short distance south of the geographical junction with the Castle Douglas line. The Caledonian Railway constructed a large goods yard to the north-east of the G&SWR passenger station, accessed by a spur east of the junction with the G&SWR. An engine turntable was provided there. The line was single throughout. The passenger stations were: Lockerbie and Dumfries stations are still open; the intermediate stations closed to passengers on 19 May 1952. On 14 May 1883, at 11:35 pm, a train from Stranraer passed at danger the signal protecting the main line at Lockerbie, and collided at low speed