The following casualty data was compiled by the Department of Defense (DOD), as tallied from the agency's press releases. Included are statistics on fatalities during Operation Iraqi Freedom, which began on March 19, 2003, and is ongoing, as well as on the number of fatalities since May 1, 2003, plus statistics on those wounded, but not killed, since March 19, 2003. Statistics may be revised as circumstances are investigated and as all records are processed through the U.S. military's casualty system.