The Virginia Tech Massacre occurred on April 16, 2007 when Seung-Hui Cho shot and killed 32 people at Virginia Tech. Cho, a student at Virginia Tech, carried out two separate shootings - first killing two people at West Ambler Johnston Hall and then killing 31 more at Norris Hall within one hour. Cho was armed with multiple magazines and over 400 rounds of ammunition and went room to room shooting students. The massacre was one of the deadliest mass shootings by a single gunman in U.S. history.