Bin Laden is dead

Bin Laden is deadCelebrations across America as U.S. special forces shoot dead terror chief in mansion hideaway in Pakistan
* U.S. embassies on alert over Al Qaeda reprisal attacks for bin Laden killing
* President announces that mission planning began in August
* Mr Obama declares 'Justice has been done'
* David Cameron says death is 'massive step forward'
* Terror chief blasted in head after