Rochester, MN (KROC AM News) - A Rochester man ended up at St. Mary's Hospital Monday night after a brutal assault.

Police Captain John Sherwin says the 31-year-old was unresponsive when officers arrived behind the strip mall located on the east side of the15th Ave/11th St SE intersection around 9 p.m.

Witnesses told officers the attacker was stomping on the head of the victim.

One witness yelled at the man to stop the attack but he continued before walking away. The man was apprehended nearby and Sherwin says it appears he was intoxicated. He has been identified as 42-year-old Robert Warren.

Sherwin says it’s believed he and the victim had been drinking before the assault. It’s not known what led to the attack.

The victim’s injuries were initially listed as life threatening but he has since been released from the hospital.

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