41.   But even some who support the humanitarian missions fear the Air Force campaign will not do much to stave off the looming Afghan famine.

42.   But even when one can find them, bit-bucketloads of information cannot always stave off frustration.

43.   But Bernard thinks Ansara and his alleged allies were making a misguided effort to prevent the return of the bad old days by trying to stave off Hoffa.

44.   But might an echo be enough for Boxer to stave off defeat?

45.   But Rosie retains firm control of the pacing buttons, even staving off an effort by the wily Philbin to hog the spotlight.

46.   But the Irish gave themselves enough breathing room with a free throw by Derek Manner and two more by Garrity to stave off the Eagles.

47.   But the Royals mustered three runs in the fourth, staving off embarrassment.

48.   But these explosions of gelatinous life might also play an important role in helping to stave off global warming by absorbing heat-trapping carbon dioxide from the atmosphere.

49.   But the last time they faced such a deficit, they did stave off elimination long enough to earn another home date.

50.   But where he used to mess with his classics just for his own amusement, as if to stave off boredom, the re-arrangements now seem purposeful and focused.