Further weapons tests occurred between 22 May and 7 June 2001 , with mixed results . While missile accuracy was excellent , there were some problems with missile fuzing ... " In the first week of June , in the Nevada Desert , a Hellfire missile was successfully launched on a replica of bin Laden 's Afghanistan Tarnak residence . A missile launched from a Predator exploded inside one of the replica 's rooms ; it was concluded that any people in the room would have been killed . However , the armed Predator did not go into action before the September 11 attacks
September 11 attacks
September 11 attacks
General Atomics MQ-1 Predator