As of 9:30 p.m., 7 are dead in shootings in Grand Rapids. The suspect, 34-year-old Rodrick Shonte Dantzler, has hostages. I'm not going to try to keep up with the news, but here are some links to follow.
UPDATE: at 11:50 p.m. the hostage situation is over, and the suspect is dead with a self-inflicted gunshot wound.
Audio: Radio Reference has the Kent County scanner running live; at the moment there are over 6000 people listening in. Scanner traffic is quite intense.
Twitter: Grand Rapids is trending and has a mix of news and reaction.