MARTINEZ, Ga. AP – Ryan “Stack” Clark was just a month away from graduating from Virginia Tech when he was killed in the deadliest shooting rampage in U.S. history, his brother said.

Clark was a resident adviser on the fourth floor of the West Ambler Johnston dormitory, where the shooting spree began at 7:15 a.m. Monday, Clark’s brother, Bryan Clark, told the Augusta Chronicle. Ryan Clark, 22, of Martinez, Ga., was believed to be among the first victims in the shooting that left a 33 people dead, including the gunman, and more injured.