51.   It is only the third time in space shuttle history that a mission has been cut short by equipment failure.

52.   Liftoff has already been postponed five times because of equipment failures and weather problems.

53.   Many of the accidents involved human error and none was attributed solely to equipment failure.

54.   Mighty Mary, Leslie Egnot, def. Stars and Stripes, Dennis Conner by default, Stars and Stripes retired with equipment failure.

55.   Nigeria has been plagued by fuel shortages due to mismanagement and corruption in the petroleum industry and frequent equipment failures.

56.   Rescue efforts intensified, but were plagued by a series of breakdowns and equipment failures.

57.   Rescue efforts intensified, but were plagued by breakdowns and equipment failures.

58.   Russia postponed a planned launch of six international satellites on Tuesday after a minor equipment failure, a news agency reported.

59.   Russia postponed the planned launch of six satellites on Tuesday after a minor equipment failure, a news agency reported.

60.   Russian news reports said low visibility or equipment failure could have been at fault.