Shooter sent video to NBC on Monday

FINAL WORDS: Cho Sueng-Hui sent package between attacks.<br />SIGNS OF TROUBLE: More disclosures were made of disturbing behavior.
Thursday, April 19, 2007 | 12:00 a.m. CDT; updated 2:07 a.m. CDT, Saturday, July 19, 2008

BLACKSBURG, Va. — Between his first and second bursts of gunfire, the Virginia Tech gunman mailed a package to NBC News containing pictures of him brandishing weapons and video of him delivering a diatribe about getting even with rich people.