CBS Detroit reports that the man accused of shooting and killing his ex-wife in the basement of Henry Ford Hospital in Detroit on Friday morning has been arrested. Detroit Police Chief Todd Bettison told CBS Detroit that Mario Green,

Detroit police confirmed Saturday morning that the suspect in the fatal shooting at Henry Ford Hospital is now in custody.

Green, 53, reportedly got into an argument with his former spouse, Latricia Green, who worked at the Detroit-based hospital, in the basement of the facility. At some point, he pulled out a firearm, shooting her multiple times and killing her, Bettison said. It’s unclear how Green was able to gain entry to parts of the hospital.