UPDATE, Dec. 4, 5:40 p.m. — Police identified the victim as 23-year-old Cesar Alfred Charles Burke of Columbia, Maryland.

They said the crash happened just after 9:50 a.m. Burke and a woman were parked on the shoulder and talking outside of their car.

MSP said that the woman entered I-95 during the conversation for “unknown reasons.” Burke tried pulling her back when he was hit by a Nissan Altima. A tractor trailer hit him while he was laying in the road. Neither vehicle stopped.

A third vehicle hit him. The driver of that car pulled over and called 911.

PRINCE GEORGE’S COUNTY, Md. (DC News Now) — Maryland State Police said troopers were investigating after a pedestrian was hit and killed on Interstate 95 South at Route 200 Sunday morning. That’s the area of the Intercounty Connector.

As of 11:54 a.m., a spokesman for MSP said that traffic was being diverted off the interstate to local roads.

Members of the Maryland State Police Crash Team were handling the investigation. The MSP spokesman said updates would be provided as more information became available.