21.   But her scrappy street fighter is in jeopardy, and the threat is coming from an unexpected source.

22.   But the bigger threat comes from the mainstream business titles.

23.   But the more immediate threat comes at the borders it shares with Chechnya and Dagestan.

24.   But the real threat came when Sloan team scientists realized their Cal Tech competitors might be about to announce the same discovery.

25.   But then came the threat of anthrax terror.

26.   But the threats are coming from drug dealers and shady businessmen as well as foreign governments and independent hackers.

27.   But today, with Iran courting better relations with its neighbors, the most immediate threat comes from Iraq.

28.   But the threat came from the inside, not the outside.

29.   But with the good intentions comes the threat of duplication, administrative waste and confusion.