Virginia Tech Shooting

Virginia Tech student Karan Grewal, 21, of Falls Churcdh, Va., talks with reporters outside the Harris Hall dormitory on the campus of Virginia Tech in Blacksburg, Va., Wednesday, April 18, 2007. Grewal was a roommate to Cho Seung-Hui, the gunman blamed for the deadliest shooting in modern U.S. history. (AP Photo/Charles Dharapak)