71.   But Kress acknowledged that important differences need to be resolved.

72.   But NATO, Russia and Belgrade still have important differences over how a settlement might be achieved.

73.   But Nieuwendyk gave Mike Modano an offensive alternative, and in the end that was the most important difference.

74.   But the most important difference lies in who is responsible.

75.   But the important difference may lie in the subject of the show.

76.   But the important difference in the two is that Hearst succeeded in influencing the American political system mostly for personal gain.

77.   But the important differences are that a football season has fewer games and football generates far more money, so new coaches have less room for failure.

78.   But the re-engagement came with important differences.

79.   But the survey found some important party differences, with Democrats generally tougher on the industry and less worried about the cost of controls.

80.   But there are a few important differences that will have to be resolved.