A witness says the Oxford Christmas Eve shooting suspect fired on good Samaritans who stopped to help him on side of the road.

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

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.