11.   As a result, two American Airline jets nearly collided, Simpson said.

12.   Eyewitnesses said the jets had collided, and all four crew members parachuted out of the planes.

13.   Harry White, a spokesman at Pensacola Naval Air Station where the planes were based, was unable to confirm whether the jets had collided.

14.   Harry White, spokesman for Pensacola Naval Air Station, where the planes were based, said he still could not confirm whether the two jets collided.

15.   Investigators still had no indication whether the jets collided.

16.   On Wednesday, a U.S. Marine jet apparently collided with another military jet during training and crashed into the Pacific Ocean off southwestern Japan, U.S. military officials said.

17.   The Chinese pilot whose fighter jet collided with a U.S. spy plane over the weekend had challenged the American plane on previous occasions, Sen. Richard Lugar said Thursday.

18.   The crash comes just three weeks after two Luftwaffe Tornado jets collided over southern Bavaria state.

19.   The jets collided while returning home from a live ordnance training mission.

20.   They sank to the lowest point in two years in April after a Chinese fighter jet collided with a U.S. spy plane.