According to CHP, a witness called authorities regarding a man's body lying in the No. 1 lane of the freeway south of Little League Drive around 4:10 a.m.
The body appeared to have been run over by numerous motorists. The man has not been identified pending notification of kin.
The investigation is ongoing. Anyone with information on this incident was urged to contact the CHP Inland Division at (909) 806-2400.
