PORT SAID, Egypt: Seven US warships crossed the Suez Canal on Tuesday heading to the Gulf to join the US military buildup in preparation for a possible attack on Iraq. The seven amphibious ships, based in Norfolk, Virginia, carry more than 4,750 sailors and 7,000 Marines from the 2nd Marine Expeditionary Brigade. They are the USS Kearsarge, Bataan, Saipan, Ponce, Gunston Hall, Ashland and Portland. In Washington, defence officials said on Monday that the USS Abraham Lincoln, one of the Navy's latest Nimitz-class carriers with more than 5,000 sailors and naval aviators aboard, had re-entered the Arabian Sea over the...