21.   But its momentum was short-lived.

22.   But last summer Baldwin began feeling that momentum was swinging back his way.

23.   But now there is new momentum to ease the UN embargo in the aftermath of the US-led airstrikes against Iraq last month.

24.   But momentum is already building on Capitol Hill to place control of airport security squarely in the hands of the government.

25.   But its momentum was stalling and its fate uncertain by the end of the week.

26.   But popular momentum for peace is strong.

27.   But legal experts on both sides of the issue say the momentum is clearly on the side of the critics of the new laws.

28.   But on Long Island, even maintaining basic momentum can be difficult.

29.   But the Koreans missed a few shots, exposing their moderate skills, and their momentum was gone.

30.   But some observers think the momentum of public opinion is shifting toward Charles and his family.