On August 7 between 10:30 a.m. and 10:40 a.m. local time (3:30–3:40 a.m. EDT), suicide bombers in trucks laden with explosives parked outside the embassies in Dar es Salaam and Nairobi, and almost simultaneously detonated. 213 people were killed in the Nairobi blast, while 11 were killed in Dar es Salaam. An estimated 4,000 in Nairobi were wounded, and another 85 in Dar es Salaam. Seismological readings analyzed after the bombs indicated energy of between of high explosive material. Although the attacks were directed at U.S. facilities, the vast majority of casualties were local citizens of the two African countries. 12 Americans were killed, including two Central Intelligence Agency employees in the Nairobi embassy, Tom Shah (aka Uttamilal Thomas Shah) and Molly Huckaby Hardy, and one U.S. Marine, Sergeant Jesse "Nathan" Aliganga, a Marine Security Guard at the Nairobi embassy. U.S. Army Sergeant Kenneth Ray Hobson II was one of the 12 Americans killed in the attack.