The Taliban have threatened to kill a Pakistani cricket star turned politician if he holds a planned march to their tribal stronghold along the Afghan border to protest over US drone attacks.

The assassination of Benazir Bhutto threatens to plunge a nuclear armed Pakistan into civil war, opposition groups warned today.

Pakistani politician and former international cricketer Imran Khan today warned that the war against terrorism risks spawning many new terrorist organisations run by fanatics modelling themselves on Osama bin Laden.