A gunman opened fire on Thursday morning at Old Dominion University in Norfolk, Virginia, injuring two people before being shot dead, according to the university.

In an emergency alert, the university said the two injured individuals were transported to hospital and classes and campus operations were cancelled for the rest of the day.

The university’s alert said that the gunman opened fire shortly before 10:49 a.m. in Constant Hall, the center of the university’s college of business.

By midday on Thursday, police vehicles with flashing lights had blocked off streets around the Norfolk campus. The university serves some 24,000 students, according to the school’s website.

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(Reporting by Ryan P. Jones and Rich McKay; Writing by Julia Harte; Editing by Chizu Nomiyama)