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Cops investigate death of man found under mattress in NYC hotel

NEW YORK - New York City police are investigating the death of a man found unconscious with a head injury, under a mattress at a hotel blocks from the Empire State Building.

Officers were called to the Hilton Garden Inn on West 35th Street at around 4 a.m. Monday. Police say the unresponsive man had suffered trauma to the back of his head.

He was taken to a hospital, where he was pronounced dead.

Investigators and medical examiners are working to determine how he died. Police believe he was in his 30s.

The man was part of a group of people seen entering the hotel earlier, police told WCBS 880. When the others were seen running out of the hotel around 4 a.m., police were called, reports the station.

Authorities said there had been two noise complaints about the room prior to the victim being discovered, according to CBS New York.

A hotel manager didn't immediately returned a call for comment.

The 298-room hotel is near Herald Square and Penn Station in a part of midtown Manhattan bustling with both tourists and business travelers.