October 17, 2008 6:56 pm Unknown Tank Kills American Soldier WARNING: Video contains graphic imagery and profanity. Local mom watches army video that may conclude her son was killed by friendly fire while serving in Iraq. Local 2:03 PNC Parkway Classic marks 40 years of racing in Virginia 5:01 Strawberry Season: Pick fruit at this Virginia festival 0:40 Man stabbed to death near Audi Field in DC 1:37 Pro-Palestinian protesters gather outside White House correspondents' dinner 0:43 American University locked down before man arrested on campus