21.   American troops face the potential threat of anthrax from a variety of countries.

22.   Although they are crude and inaccurate, the rockets have a range of nearly five miles, the Israeli army said, posing a potential threat to Israeli towns.

23.   America needs a robust defense to deal with potential threats, and to be prepared to fight unexpected conflicts like the Persian Gulf war.

24.   American officials said they asked the Irish to detain the group until a determination could be made about their potential threat.

25.   And although he is generally optimistic about the stock market, a sharp drop in profits is one of the few things Winters sees as a potential threat.

26.   And forecasters fear many current residents of coastal areas may not fully appreciate the potential threat.

27.   And the potential threat he posed to thousands of American gas stations?

28.   Any turmoil would pose a potential threat to American pocketbooks and U.S. interests.

29.   Another potential threat comes from Washington.

30.   As it modernizes yet remains undemocratic, China is a constant threat to the rest of Asia and a potential threat to world peace.