A man is dead following an overnight house fire in Prince George’s County, Maryland, on Saturday morning.

Firefighters were called to a single-family home on the 3500 block of De Pauw Place in College Park shortly after 5:15 a.m. When they arrived, A Prince George’s County Fire Department spokesman said the fire was “well advanced,” which suggested that it had been burning for a while.

Officials said one man, not yet identified, was in critical condition after the fire.

First responders took the man to a local hospital, but he died later Saturday. A spokesperson said another resident taken to a hospital was being treated for minor injuries.

In total, the fire displaced four adults.

Montgomery County Fire and Rescue provided mutual aid during the response.

Investigators are still determining a cause. A map showing the area where the fire took place is below.

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