A pedestrian died early Saturday morning after being struck by a vehicle while lying in the roadway on East Main Street in El Cajon, according to local police.

The incident occurred around 4:43 a.m. in the 1300 block of East Main Street. Emergency responders from the El Cajon Police Department and Heartland Fire arrived at the scene following reports of a collision between a vehicle and a pedestrian. The victim, whose identity has not been released, was transported to a nearby hospital where he was later pronounced dead.

Investigators have not determined why the man was lying in the street at the time of the collision. The driver of the westbound vehicle that struck the pedestrian stayed at the scene and cooperated with authorities. Police reported that alcohol impairment does not appear to have contributed to the crash.

Authorities shut down the roadway for multiple hours while conducting their investigation. The El Cajon Police Department is requesting that anyone who has information regarding the collision contact them at (619) 579-3311.