Bin Laden threatens reprisal over 9/11 trial

Al-Qaida leader Osama bin Laden has threatened to kill any captured Americans if the US executes the mastermind behind September 11.

In a new audio message aired on Al-Jazeera TV today, bin Laden said if the US executes Khalid Sheik Mohammed it would mean a “death sentence” for Americans captured by al-Qaida.