U.S. Air Force pilot Maj. Harry Schmidt, seen here in a Jan. 21, 2003 photo taken at Barksdale Air Force Base, La., is expected to plead innocent to dereliction-of-duty charges at his arraignment set for Wednesday afternoon, July 30, 2003. Schmidt, along with another pilot, accidentally bombed Canadian soldiers in Afghanistan last year, killing four. Schmidt, 38, could be sentenced to six months in prison if convicted in a court-martial. His arraignment was set for Wednesday afternoon. (AP Photo/Tony Gutierrez)