31.   Also that year, an unlicensed pilot named Frank Eugene Corder flew over the White House and crashed on the lawn south of the Executive Mansion, killing himself.

32.   Also Wednesday, Benzon said a valve that was part of the cabin air supply system for the plane that crashed on Monday had been replaced on Saturday.

33.   An American Airlines jet crashed on landing in Little Rock, Ark., killing eight passengers and the pilot.

34.   And planes crash mostly on their own anyway.

35.   And then the organ crashes in on a C-sharp minor chord.

36.   Aren Nielsen and Shepherd Clark of the Skating Club of Boston both crashed on their triple axels and placed sixth and seventh.

37.   As a succession of primary elections crashes down on the voters every three or four days, a sensation that too much is happening too quickly has set in.

38.   Are the hard hats necessary for people who fall on snow, they argue, as opposed to bicyclists who tend to crash on pavement?

39.   At first there was speculation that it crashed on Mars or burned up in the atmosphere.

40.   At another airline, Fineair, a cargo jet crashed on take-off in Miami last year because of shifting cargo.