11.   Some claimed two planes had collided.

12.   Tensions between the two nations grew after a U.S. spy plane collided with a Chinese plane last year.

13.   The Austin building designers agreed that, after the planes collided with the towers, fires probably did the most damage.

14.   The incident began when a U.S. eavesdropping plane in international waters near China collided with a Chinese jet that had been following it.

15.   The incident began when an U.S. eavesdropping plane in international waters near China collided with a trailing Chinese jet.

16.   The incident began when the American eavesdropping plane collided in international waters near China with one of the trailing Chinese jets.

17.   The plane apparently collided with a German aircraft.

18.   The planes collide seconds later.

19.   The spy plane collided with the Chinese jet while doing routine surveillance over the South China Sea, US officials said.

20.   The two planes collide head-on in a howling explosion of torn metal and fireballing fuel.