PREMIUM --

Library filer dated 6/8/03 of an armed policeman at Heathrow Airport, London. British security services have thwarted September 11-style terror attacks on London's Heathrow Airport and Canary Wharf, it emerged Monday November 22, 2004. Plans to crash planes on the two high-profile targets are among four or five al Qaida strikes that security chiefs believe they have stopped. See PA story POLICE Terror. PA photo: Tim Ockenden.