11.   Both incidents raised concerns about whether Cheney, who has a long history of cardiac troubles, would be able to complete his term in office.

12.   But even if it is, the incident raises concerns about the influence of special interests.

13.   But investigators say that the incident raises several questions.

14.   But the combine and Walter Camp incidents raised a warning flag.

15.   But the incident raised important questions.

16.   But the incident has raised fresh concerns about racial profiling.

17.   But, he added, the latest incidents raise questions about the way the force is managed.

18.   Federal officials have been warning about more terrorist attacks, and the incident raised anxieties among holiday travelers and other Americans, who have been dreading another calamity.

19.   In Amsterdam and beyond, the incident has again raised the uncomfortable question of providing security for priceless art in public settings.

20.   In Amsterdam and elsewhere the incident has again raised the issue of the security of unprotected art in public places.