U.S. 4th Infantry Division Heading for Gulf By Charles Aldinger WASHINGTON (Reuters) - The United States will fly its high-tech 4th Infantry Division and other units totaling more than 30,000 troops to the Gulf within days to join the invasion of Iraq (news - web sites), the military said on Wednesday. Troops from the division, based at Fort Hood, Texas, and considered one of the most modern forces in the military, will begin flying to the Gulf on Sunday to join its tanks and equipment now approaching Kuwait on ships, defense officials said. The division, with a total of 16,000...