Prince George’s County authorities are investigating a fire at a church early Saturday morning in Riverdale Park, where one person was found dead.

Firefighters were dispatched to the Celestial Church of Christ in the 5800 block of Roanoke Avenue about 2:30 a.m. Saturday. It took firefighters about 30 minutes to extinguish the blaze, Prince George’s Fire Department spokesman Mark Brady said in a statement.

During their investigation, officials said they discovered the body of a deceased male inside the one-story building. Fire damage is estimated at about $100,000.

In addition to firefighters, the county police department’s homicide department and the Bureau of Alcohol, Tobacco, Firearms and Explosives are investigating.

No further details were released.

(This post has been updated).