51.   Meanwhile, rescue workers, pushed beyond human limits and losing hope of finding survivors, kept working.

52.   Meanwhile, rescue workers, pushed beyond human limits, kept working.

53.   Producers Mark Pritchard and Tom Middleton play chemistry set with sampling and digital technology to push beyond the electronic music pioneered by Brian Eno, Carl Craig and others.

54.   Steven Brobeck, executive director of the Consumer Federation of America, says credit card companies also are guilty of pushing people beyond their financial limits.

55.   The European Union told UEFA Monday to stop delaying implementation of the Bosman ruling and warned clubs that European soccer chiefs were pushing them beyond the law.

56.   Gallagher said the dollar began its rise in Europe, where operators back from the Easter break pushed it beyond important barriers.

57.   Ghenda said the triumphant rebel force had already pushed beyond Kisangani, the strategic eastern city they seized Saturday.

58.   I have tried my hardest, pushed myself beyond what I should, mentally and physically.