71.   But the proposed changes do not affect any contests except Republican presidential primaries.

72.   But the word heritage means something very different to black residents of South Carolina, most of whom do not vote in the Republican primary.

73.   But they had expressed growing concern that after a debilitating Republican primary, Mrs. Clinton would coast to victory.

74.   But the question facing McCain is whether a strategy that might work in a general election can prevail in Republican primaries.

75.   But Vermont allows registered Democrats to vote in the Republican primary, and many of them are expected to turn out to support GOP moderates.

76.   But what of the Democrats who crossed over into the Republican primary chiefly to give a political black eye to Engler?

77.   But what it will mean in Arizona and Michigan, two states with Republican primaries on Tuesday, is less certain.

78.   By going to court, the Dole campaign was turning to a tactic that front-runners have long used to ward off competition in Republican primaries in New York.

79.   California may be more representative of new American realities than New York, but who says this Republican primary is about reality?

80.   Campbell is again trolling for support for yet another wounded front-runner, Gov. George W. Bush of Texas, for the Republican primary on Saturday.