Calgary, Alberta medics show off the new bariatric stretcher for patients over 500 lbs. (photo by Grant Therrien)

A man cries next to his son who was wounded in a mortar attack, in an ambulance in Baquba, 65 km (40 miles) northeast of Baghdad June 21, 2007

U.S. Corpsmen carry a wounded Marine on a stretcher to an evacuation boat on the beach at Iwo Jima while other Marines huddle in a foxhole during the invasion of the Japanese Volcano Island stronghold in this file photo of Feb. 25, 1945. A search team is on the island looking for a cave where the Marine combat photographer who filmed the famous World War II flag raising 62 years ago is believed to have been killed in battle nine days later, military officials said Friday, June 22, 2007.