Oklahoma City police, fire department and EMSA are on the scene of an auto-pedestrian accident in northwest OKC.
The accident happened near Interstate 44 and Lake Hefner Parkway.
Authorities confirmed that a man was found unconscious after a driver struck him. The driver stayed on the scene of the collision.
Police said the man wandered into traffic on the I-44 overpass.
The man was transported to a local hospital by EMSA where he is in critical condition.