51.   Bush said he believes that McGinn clearly committed the murder, but that new tests could bring his exoneration on the rape accusation.

52.   But because the new test is tougher, it has approximately doubled the failure rate for all groups, making the racial disparity far more troubling.

53.   But behind this public stance, Indian experts said, pressures have been building for new tests.

54.   But analyses prepared by the Clinton administration and the AFL-CIO indicate that the new test will sweep many more workers into the independent contractor category.

55.   But finally, last month, the hospital said new tests had found high levels of carbon monoxide.

56.   But House Republicans argue that a new test is unnecessary and that a national test in any event would constitute a government takeover of the schools.

57.   But every night is a new test.

58.   But in the rush, some experts expressed concern that the new tests might not be subjected to the usual rigorous scientific process.

59.   But neither recipients nor controls were forced to take new tests.

60.   But not until the development of a new test was the FDA able to provide clear proof of clenbuterol use at the show.