51.   Another big hurdle is the uneasiness of potential foreign investors over the periodic combat between Muslim guerrillas and Israeli troops occupying part of southern Lebanon.

52.   And a big initial hurdle is the longstanding ban on attorneys forming partnerships and sharing fees with non-lawyers.

53.   Biometrics still has some big hurdles to overcome, however.

54.   But the Clinton administration still faces big hurdles in getting Congress to approve the measure.

55.   His next big hurdle is to convince Congress to go along.

56.   Lack of information is a big hurdle to recovering the remains of the missing soldiers.

57.   One big hurdle for the professors is that the ceramic plate restricts motion.

58.   The big hurdle for Gore is the clock.

59.   The Mavericks had two big hurdles to persuading Nowitzki.

60.   The species barrier was an equally big hurdle for both BSE and scrapie.