Traffic was backed up for a mile in all directions around the Edmonds Drive-Fifth Street roundabout after a two-car accident at 5:05 p.m. Wednesday.
The driver of a Toyota sedan is suspected of rear-ending a Honda Civic that was stopped on Edmonds Drive 200 yards south of the roundabout. Both cars were in the northbound lane.
The driver of the Toyota was taken to Carson-Tahoe Hospital with a minor head injury.
The accident was under investigation.