21.   But King acknowledged Friday that the biggest hurdle could be getting his censure proposal to the House floor.

22.   But perhaps the biggest hurdle, Silverman said, is getting lawmakers to approve any legislation that could affect their chances of re-election.

23.   But perhaps the biggest hurdle to be addressed is public apathy.

24.   But the biggest hurdle facing black and Hispanic students in public education today is far less tangible.

25.   But the biggest hurdle has been a measure sponsored by Sens. Fred Thompson, a Tennessee Republican, and Robert G. Torricelli, a New Jersey Democrat.

26.   But the biggest hurdle to real clout and political relevance may be a psychological one.

27.   But the biggest hurdle Andersen faces may be holding on to clients.

28.   But overwhelmingly, the biggest hurdle is size.

29.   But the biggest hurdle is the sanitized world the land girls have come to inhabit.

30.   But perhaps the biggest hurdle facing the industry is making the meat more affordable to more chefs and, ultimately, the home cook.