PHOENIX -- Authorities say a wounded man found in the middle of a busy Phoenix street had been stabbed by his roommate.
Phoenix police say 41-year-old Andrew Murray has been arrested on suspicion of aggravated assault in the case.
Murray's 26-year-old roommate was found lying in the southbound lanes of Seventh Street near Thomas Road at about 3 a.m. Monday. Police say the stabbing victim was attacked in a home nearby before stumbling into the street.
The victim was listed in critical condition at a hospital Monday night.
Murray was detained early in the investigation, but police didn't release his name or call him a suspect until Monday evening.
Police say the men had been involved in an ongoing dispute.