UPDATE: 47-year-old Marlon Rogers was arrested Wednesday and booked into the East Baton Rouge Parish Prison for three counts of vehicular homicide, one count of operating a vehicle while intoxicated, first-degree vehicular negligent injuring, speeding and red light.

Police say on the night of the crash, Rogers was found to have cocaine in his system.

After receiving a tip from Crime Stoppers, EBRSO arrested Rogers at his home.

BATON ROUGE - Two parents and a 2-month-old child are dead after a violent crash on Scenic Highway Monday evening.

The crash occurred around 6:15 p.m. in the 10600 block of Scenic Hwy.

According to a report from the Baton Rouge Police Department, a 2003 Toyota Avalon was traveling south on Scenic Hwy. and failed to stop at a red traffic light at the intersection of Scenic and Blount.

As a result, the Avalon struck a vehicle driven by 23-year-old Randell Williams Sr. Kalandria Bethley, 21, was a passenger in the Scion. Both Williams Sr. and Bethley were unrestrained and pronounced dead on the scene. Their 2-month-old son, who was in the back seat, suffered critical injuries and was pronounced dead at at hospital Tuesday afternoon.

The 46-year-old male driver of the Avalon and 56-year-old female passenger were transported to a local hospital with moderate to severe injuries.

Police believe the driver of the other vehicle was on drugs and may have been speeding at the time of the crash.

The investigation is ongoing. Check back for updates.