There appears to be no connection between the shooter, the victim, or the location where it happened, sheriff Michael Bouchard told FOX 2 on Thursday. Instead, he called the random shooting an “incredibly violent rampage.

The suspect, 29, was recently released from prison years before his maximum sentence was over despite another weapons conviction while behind bars.

Two others injured Tuesday "should be on the road to physical healing, according to the Oakland County Sheriff's Office.