11.   She is a national account manager for Empire Blue Cross-Blue Shield, and she was in her office when a plane hijacked by terrorists hit her building.

12.   She was in her office when a plane hijacked by terrorists hit her building.

13.   The film stars Harrison Ford as a U.S. president whose plane is hijacked by terrorists.

14.   The Federal Aviation Administration halted U.S. air traffic for two days last week after terrorists hijacked four jetliners.

15.   The thought that terrorists might hijack another plane is never far from the mind of travelers.

16.   The terrorists hijacked four jetliners to make their attacks, after which the government shut down all airports for much of that week.

17.   Which is why the terrorists can hijack Boeing planes, but in the spiritless, monolithic societies they want to build, they could never produce them.

18.   All apparently were hijacked by terrorists.

19.   Security was heightened shortly after terrorists hijacked four commercial jets last week.

20.   Ships carrying huge payloads of highly flammable natural gas could be hijacked by terrorists and used in suicide attacks, a global piracy watchdog warned Monday.