Chicago

Three people were killed and at least five were injured in an on-campus shooting at Michigan State University, the university police has confirmed.

The first shots were fired inside a hall at 8:18 pm local time at the north end of campus on Monday night, university spokeswoman Emily Guerrant said at a press conference.

Gunshots were later heard at a nearby hall.

Police are searching for the suspect, who is believed to be a short male with a mask.

The university has sent a message asking students to "secure in place immediately." "Run, hide, fight," was heard at the scene.

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Nearly 30 fire trucks, ambulances and other emergency vehicles swarmed the campus.