Prime Minister Andy Burnham told parliament there were "strong indications" of Iranian involvement. Andy Burnham said the IRGC are likely behind an incident at Royal Air Force Fairford in southwest England last month Key points and original sources are listed below.

• Prime Minister Andy Burnham told parliament there were "strong indications" of Iranian involvement. The government summoned Iran's ambassador. The scare at RAF Fairford led to the withdrawal of USAF B-1 heavy bombers.S1

• Andy Burnham said the IRGC are likely behind an incident at Royal Air Force Fairford in southwest England last monthS2

• UK PM says Irans Revolutionary Guards certainly behind RAF Fairford incidentS3