SPANISH LAKE, Mo (KSDK) - Investigators are expected to apply for an arrest warrant Tuesday against a teenager who turned himself into authorities overnight in connection to a fatal hit and run accident Sunday night.

Two-year-oldDarrion Griffin was killed after he was struck by a sport utility vehicle while the little boy was crossing the street in the 1500 block of Redman Road to play with a sibling.

The unidentified driver of the SUV was traveling at a high rate of speed and struck the child and his 17 year old aunt who was trying to pull the child out of the path of the speeding vehicle.

The driver struck both victims, then fled the scene of the incident near Bellefontaine Road in north St. Louis County.

Stay tuned to NewsChannel 5 and for details once charges have been filed in the investigation.