A gunman opened fire at Old Dominion University in Norfolk, Virginia, injuring two people before being shot dead.
In an emergency alert, the university said the two injured individuals were transported to hospital.
Classes and campus operations were cancelled for the rest of the day.
Norfolk Police and the Washington Field Division of the Bureau of Alcohol, Tobacco, Firearms and Explosives responded to the scene.
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The university's alert said that the gunman opened fire shortly before 10.49am 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.
Students and faculty members were asked to avoid the area around Constant Hall.
Police outside the Virginia university
|REUTERS
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University President Brian Hemphill said in a statement to the school community that Old Dominion had "faced a tragedy" and thanked police and emergency responders for swift intervention.
Virginia Governor Abigail Spanberger wrote on Facebook that she had spoken with university leadership and was mobilizing state support to assist with the situation.
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