Patrick Daniel Tillman ( November 6 , 1976 – April 22 , 2004 ) was an American football player in the National Football League ( NFL ) who left his sports career and enlisted in the United States Army in June 2002 in the aftermath of the September 11 attacks . His service in Iraq and Afghanistan , and subsequent death , were the subject of national attention when he was killed by friendly fire
September 11 attacks
September 11 attacks
Pat Tillman