U.S. woman Rachel Corey, 23, is helped in vain at the Rafah hospital in the Southern Gaza Strip, March 16, 2003. An Israeli military bulldozer killed an American woman protesting the demolition of a house in the southern Gaza Strip on Sunday, Palestinian medical officials and witnesses said. The woman, identified as 23-year-old Corey, was lying on the ground in front of an army bulldozer when she was covered with large quantities of sand, Ali al-Shaar, a witness to the incident, told Reuters. REUTERS/Str