In the cockpit, the wounded man continued to moan and seemingly repeat disengaging the autopilot, as at 09:40, there were horn sounds that indicating the hijackers were repeatedly having trouble with the autopilot and were fiddling with a green knob. "This green knob?" one of the hijackers asks the other in Arabic. Another hijacker responded, "Yes, that's the one." At 09:41:56, the wounded man, in a moaning tone, said, "Oh, man!".