Three vehicles collided under unclear circumstances. One of the cars overturned onto its roof in the far right lanes.

Carlsbad, CA. – Minor injuries were reported in a rollover accident that happened Monday night on a freeway in Carlsbad.
The California Highway Patrol received reports of the crash around 11 p.m. on the northbound 5 Freeway near Carlsbad Village Drive.
Three vehicles collided under unclear circumstances. One of the cars overturned onto its roof in the far right lanes.
Firefighters and paramedics responded to the scene to help the motorists.
At least one person suffered minor injuries in the crash. The person was offered medical aid by the paramedics. It was unclear if they were hospitalized.
An investigation is ongoing to determine the cause of the crash.