Police: Man's body found at Anacostia Park Pavilion

Police are investigating the discovery of a body at the Anacostia Park Pavilion in Washington.

The U.S. Park Police say they received a call on Christmas Day of a man not breathing. Police say the man was unresponsive when crews arrived.

The man's death appears to be natural, but the exact cause is unknown. There are no obvious signs of foul play, authorities say.

The Associated Press contributed to this report.