Update on NIU Shootings

More reports out of NIU tonight:

The shooter killed four women, a man and himself, and wounded another 16, 6 critically. The gunman's identity still hasn't been released, but he was an NIU grad student in sociology last year but was not currently enrolled.

Residence halls at NIU are open, but all classes have been canceled. [CNN, Trib, Northern Star, NYTimes, NIU]