51.   The plane developed engine trouble on a flight from St. Thomas to Vieques on Monday.

52.   The North claimed that the sub developed engine trouble while on a routine training mission.

53.   The North insists that it went adrift after developing engine trouble during a routine training mission.

54.   The North said the sub developed engine trouble while on a routine training mission.

55.   The North insists the submarine was on a routine training mission when it developed engine trouble and drifted across the sea border.

56.   The Police Information Service said the plane apparently developed engine trouble.

57.   The other was destroyed in flight by its U.S. operators on Monday after it developed engine trouble over Bosnia.

58.   The ship had developed engine trouble and the would-be immigrants were half-starved.

59.   The twin-engine turbo prop was attempting to land at the airport when it apparently developed engine trouble, said Wy Gowell, assistant director at the airport.

60.   The vessel arrived in Yokohama when it developed mechanical trouble after leaving Hong Kong earlier this week, according to Yokohama port officials.