Gunman in Virginia Tech massacre had raised concerns with his disturbing writings

An unidentified man sits handcuffed under the Drill Field review stand while officials check Burruss Hall for safety following a shooting incident on the Virginia Tech campus in Blacksburg, Va., Monday. Shootings in a dorm and classroom at Virginia Tech resulted in multiple fatalities. <br><small><B>Associated Press/The Roanoke Times, Alan Kim </B></small> <br> <hr width="250">