From: Copperas Cove, Texas
Military career: Sergeant in the Army; enlisted July 1997, discharged September 2003, re-enlisted 2005, retired on disability 2012; served in Iraq October 2006 to January 2008
Military units: 10th Cavalry Regiment, 2nd Brigade, 4th Infantry Division, Fort Hood, Texas; Joint Base Fort Lewis-McChord in Washington state and Fort Hood
Charges: Accused of breaking into the White House while armed with a knife. If convicted, faces up to 10 years in prison.
Source: U.S. Army, Reuters