BATON ROUGE, La. (BRPROUD) -- Louisiana State Police are investigating after a Sunday afternoon crash left a Denham Springs man dead. According to LSP, Michael McManus, 58, was killed in a three-vehicle crash on Louisiana Highway 447 at Parkway Drive in Livingston Parish. Troopers responded after 4 p.m. Sunday, Sept. 15. Investigators said a 2018 Harley Davidson motorcycle driven by McManus was traveling northbound on the highway before hitting the back of a 2007 Chevrolet Suburban after failing to stop in time as the car was about to make a left turn. Officials said McManus was ejected from the motorcycle, landed in the southbound lane and was struck by a 2017 Honda Accord. McManus was not wearing a DOT-approved helmet and was pronounced dead at the scene, according to investigators. The drivers of both cars were wearing seatbelts and were uninjured. Troopers said both drivers voluntarily submitted to a chemical breath test. An investigation into the crash is ongoing. BRPD: Woman shot, crashes into East Baton Rouge Parish Sheriff’s deputy Latest News LSU vs. UCLA: Game time, how to watch RFK Jr. confirms he is under investigation for 'collecting a whale specimen' Trial continues for Baton Rouge mother accused in overdose death of 2-year-old boy Target’s fall decor faves are cozy, classic and affordable Partial lunar eclipse, supermoon will happen at same time Tuesday night