How did MI5 come across the later bombers?
The ISC says the earliest MI5 knew of Siddique Khan was on 13 July 2003 when they were following a Luton man called Mohammed Qayum Khan. One of the numbers he rang was registered to a “Siddique Khan”. The address connected to the number was the bookshop we now know to have been used by Khan to distribute extremist literature. During the 7/7 investigation, three other calls in 2003 by the Luton man were linked to Khan. MI5 says there was nothing to suggest at the time that these calls were significant. West Yorkshire Police was later given some information to look into – but their checks yielded nothing suspicious, says the report. Did MI5 completely discount Khan at this stage? The ISC says: “When MI5 knew that Khyam was an attack planner he was seen to meet UDMs [unidentified males who were later established to be Khan and Tanweer]. There was no intelligence to show whether the UDMs were suspicious or innocent until the final meeting when they were heard discussing financial fraud. Th
