IRVINE – A 24-year-old man was arrested Monday on suspicion of killing an 18-year-old man at a sober living facility in Irvine.

Police were called just after 6 a.m. Monday to 2 Tyler Place, where the victim was found seriously injured, according to Kyle Oldoerp of the Irvine Police Department.

The victim, whose name was not immediately released, was taken to a nearby hospital where he was pronounced dead.

The suspect was arrested in Barstow with help from the California Highway Patrol, Oldoerp said.

The suspect and victim both lived at the sober living facility.

A motive for the crime was not immediately known.