Authorities are investigating after an unconscious man was found lying in a parking lot in west Harris County.

The Harris County Sheriff's Office says emergency crews responded to 450 S. Mason Road around 7:30 a.m. Friday for the report of a man down.

Officials say the man was bleeding, and paramedics determined he needed to be taken by Life Flight to Memorial Hermann Hospital for possible life-threatening internal injuries.

No other information has been released at this time.