Two people were killed and two others injured when a vehicle struck a group of cyclists during a late-night ride in San Bernardino County, authorities reported. The incident occurred around 10:39 p.m. on Saturday as about 30 riders were traveling east on Kingsley Street in Montclair.

According to the Montclair Police Department, a driver traveling westbound collided with several cyclists. One of the bicyclists was pronounced dead at the scene, while another succumbed to injuries at a hospital. A third victim sustained major injuries and was taken to a medical facility, and a fourth sustained a head laceration but declined further treatment.

The driver fled the scene following the collision but was later apprehended at his residence near the crash site. Police identified the suspect as 38-year-old Valentin Alberto Rodriguez. He was arrested on suspicion of driving under the influence, felony hit-and-run, gross vehicular manslaughter, causing injury or death, and other related charges.

Authorities did not release the names of the victims. Montclair police noted that the ride was self-organized by the cyclists and was not affiliated with any city-sponsored event. Investigations into the circumstances of the crash are ongoing.