The shooting began Monday night at an academic building and moved to the nearby student union.
A gunman has killed three people and wounded five at Michigan State University.
The shooting set off an hours long manhunt as frightened students hid in classrooms and cars.
Police said early Tuesday that the shooter eventually killed himself.
Officials do not know why the 43-year-old man targeted the campus.
He was not a student or employee and had no affiliation with the university.
The shooting began Monday night at an academic building and moved to the nearby student union.
Students hid where they could as hundreds of officers scoured the East Lansing campus.
Police announced the man's death four hours after the first shots were reported.