31.  A White House official said that the Iraqi forces attacked toward Erbil beginning shortly after dawn, Iraqi time.

32.  Administration officials said a substantial buildup was likely to continue even if Iraqi forces do back away from their provocative positions.

33.  Aid workers who have driven past the camp say that it is surrounded by barbed wire and that the Iraqi force appears well dug in.

34.  But American troops continued to pour into the area while Washington worked on a plan to keep Iraqi forces in check.

35.  But Iraqi forces have shown no sign of moving to the south, and even residents of the Kuwaiti capital say they feel no particular fear.

36.  But Perry said many warplanes would remain indefinitely, providing the air power to strike Iraqi forces should they head south again toward Kuwait.

37.  But the site, whose checkpoints are reportedly manned by Iraqi soldiers and Kurdish guerrillas, stands as evidence that cooperation between the faction and Iraqi forces is continuing.

38.  But the Iraqi antiaircraft forces did not fire, and the jets returned safely to their base at Incirlik, Turkey.

39.  But they have not yet hit Iraqi forces hard enough to persuade the government to stop challenging the patrols in the no-flight zones.

40.  But when Iraqi forces drove into the area last week, the officers at the CIA base ran for their lives.