Traffic was backed up for about an hour Friday morning on Grand Central Avenue after an accident in Vienna.

The accident happened around 10:15 a.m.

Vienna Police said they believe a car driven by Effie Townsend of Lowell was turning left out of of Sam's Club onto Grand Central Ave.

The car pulled out in front of a minivan driven by Parul Shaw of Vienna.

The minivan was traveling northbound and hit that car.

Both drivers were taken to the hospital.

The supervising nurse said both drivers were treated and released Friday.