61.   But there are other forces at work.

62.   But there have been other forces at work to halt that trend and turn it around.

63.   But there is another potent force at work in these deals between industry giants.

64.   But there are other forces at work as well.

65.   But there will be other forces at work Tuesday.

66.   But there are divisive forces at work, too.

67.   But Yeltsin was more interested in deterring the United States from using any force at all than in deterring Saddam from using his germ weapon.

68.   But what compells attention is not the bare statistics but the nature of the economic forces at work in the financial district.

69.   But Williams grounded into a game-ending force at second base.

70.   Collins is well aware of the financial forces at work in medicine today.