An Ames man has died following a weekend stabbing, while his roommate has been charged with first-degree murder.

Just before 3 a.m. Saturday, Ames police were notified of a stabbing incident at a home located in the 500 block of 7th Street.

Police located the victim, 39-year-olod Maccarone Declements, who they say had been stabbed in the upper torso with a knife by his roommate.

Officers also located the suspect, 39-year-old Robert Lyon of Ames, inside the home, and placed him under arrest.

Declements, the victim, was transported to an area hospital by air ambulance where he later died.

Robert Lyons, the suspect, is now charged with first-degree murder, a Class A Felony.

He’s currently being held in the Story County Jail.

At this time, it’s not clear what circumstances may have led to the stabbing.