The bomb threat came a day after a Virginia Tech student killed at least 30 people locked inside a classroom building in the deadliest shooting rampage in modern U.S. history.

• 星期一，弗吉尼亚工学院发生了美国现代史上死亡人数最多的枪杀案件，30多个师生被锁在一间教室内枪杀。星期二，圣爱德华大学又发生了炸弹威胁事件。