41.   But running mates seldom make much difference on Election Day and the real test will be whether this odd combination wears well.

42.   But running mates seldom make much difference on Election Day.

43.   But one tactical error could make all the difference on Sunday.

44.   But the fact is that they have defined broad differences on these two issues without his help.

45.   But sharp differences on several major issues still divide the two sides over how to widen Palestinian self-rule in the West Bank.

46.   But strong Atlantic high pressure maintained a large pressure difference on its eastern side.

47.   But they split the difference on research cloning.

48.   But to blame those differences on plans to revise NATO is like blaming every rainstorm on El Nino.

49.   But there are shades of difference on the abortion issue.

50.   But there are vital differences on how and when reunification should take place.