Massachusetts State Police are investigating a car accident on Enneking Parkway in West Roxbury Tuesday evening that left one person dead and another seriously injured.

Around 5:40 p.m. Tuesday, troopers responded to calls of a single-vehicle crash. There, they found a 2000 Chevrolet pickup that had veered off the road and hit a tree.

The driver, a 44-year-old Dedham man, was pronounced dead at the scene, according to police. The passenger suffered serious injuries and was transported to Brigham and Women's hospital by Boston EMS.

The cause of the crash remains under investigation, and the identities of the car's occupants have not yet been released.