51.   But it was slow to fill on Saturday and there were patches of empty seats at kickoff.

52.   But many have empty seats because police officers and others are working extended hours at ground zero.

53.   But the bandwagon carrying those who supported that theory had more empty seats than a Pauly Shore film festival.

54.   But Stern apparently could no longer ignore the roar coming from the empty seats at GM Place.

55.   But the airlines want to encourage ridership on the other days in the period, when they face many more empty seats.

56.   But the number of empty seats has increased, and travel agents who specialize in France say the strike is hurting their business.

57.   But there were plenty of empty seats.

58.   But the same kind of surge is happening in Washington, where there were concerns about empty seats.

59.   But, at least for one brutal evening, there were mostly just empty green seats around to care.

60.   But why, then, on leaving Avery Fisher Hall do I so often notice stretches of empty seats.