CHICAGO (CBS) – A cafeteria employee at the Stroger Hospital committed suicide Monday after getting into a physical fight with a female co-worker, officials said.

The fight between a male and female — both food service workers — occurred around 2 p.m., according to a spokesperson for the Cook County hospital. After the altercation, the male employee locked himself in a room and killed himself.

The female cafeteria employee was taken to the trauma unit for treatment. She was in stable condition.

Further details weren’t available. Police are investigating.