Librescu i njegovi studenti su bili u učionici na drugom spratu Norris Halla u školi Virginia Tech, kad je naoružani napadač, identificiran kao Cho Seung-Hui, 23-godišnji student iz Južne Koreje, počeo svoje divljanje u susjednoj prostoriji.
Librescu and his students were in classroom on the second floor at Virginia Tech's Norris Hall when the gunman, identified as Cho Seung-Hui, a 23-year-old South Korean student, began his rampage next door.