Complex sentence: Because of intense direct and indirect fire during the operation, the bodies of Marines and Airmen who were killed were left where they fell including Lcpl Ashton Loney, whose body was left behind in the darkness during the evacuation of the West Beach.
Split into simpler sentences: Because of intense direct and indirect fire during the operation, the bodies of Marines who were killed were left where they fell. Such is the case of Lcpl Ashton Loney, whose body was left behind in the darkness during the evacuation of the West Beach.