By CBS3 Staff

PHILADELPHIA (CBS) — Police are investigating after a man was found dead inside a Ritz-Carlton hotel room in Center City. Police say the 31-year-old was found unresponsive on the bed by hotel staff around 7:30 p.m. Tuesday.

He was pronounced dead at 7:45 p.m.

Police say there were no signs of trauma or narcotics use.

An investigation continues.