Police are investigating the death of a 60-year-old man found unresponsive Sunday afternoon in South Dallas, authorities said.

Unexplained death What we know: Dallas police officers responded around 2:20 p.m. to a call for service in the 3500 block of Wendelkin Street, where they located Moroco Conerly.

Dallas Fire-Rescue personnel responded to the scene and pronounced Conerly dead.