Abdullah (al) Senussi (About this sound pronunciation ahb-DUH-lah al seh-NOO-see; born 5 December 1949) is a Libyan national who was the intelligence chief and brother-in-law of Colonel Muammar Gaddafi. He was married to Gaddafi's sister-in-law.Scottish police officers plan to interview him in connection with the Lockerbie bombing, raising the prospect of a second Lockerbie trial.