Simi Valley police say a pedestrian was struck and killed by a train Monday morning.
It happened around 10:30 AM on the tracks in the 650 block of Cochran Street.
Police say the preliminary investigation indicated the pedestrian was walking north or westbound on the tracks when he was struck from behind by an Amtrak Train.
They say the 40-year-old man sustained traumatic injuries and was pronounced dead at the scene.
Police say an investigation is underway to determine if this was an accident or suicide.
Final determination is up to the Ventura County Medical Examiners Office.