At 19 o'clock on Friday evening, healthcare alerts the police. A person taken in by ambulance is suspected of having been exposed to a crime.
Ambulance staff suspect that the man's injuries are not related to an accident, says Stefan Larsson, press spokesperson for police region Mitt.
The man was found in an industrial area. According to healthcare staff, the man has been exposed to severe violence against the head. The man is now being cared for at the hospital.
Three men in their 20-35 years of age are arrested and are waiting to be heard.
The police's technicians have conducted a crime scene investigation of the site.
