Man seized over Singapore bomb plan By Andrew Buncombe in Washington 03 August 2002 A Canadian man accused of organising a plot backed by al-Qa'ida to blow up the British High Commission and US embassy in Singapore has been seized by the American authorities and is being questioned at a secret location. It was revealed yesterday that Mohammed Mansour Jabarah, 20, s being held at a military base in the north-east of the US as a material witness. Heng-Chee Chan, Singapore's ambassador to the US, told The Washington Post that Mr Jabarah, using the pseudonym "Sammy", was the ringleader of...