Lawrenceville Police investigated a two vehicle accident Saturday at the Walmart parking lot. Authorities say that a 2006 Ford F-250 Truck being driven by Justin Mason of Montrose, Iowa collided with a parked and unattended 2010 Chevrolet Impala owned by Sara Shelton of Lawrenceville. Mason was not injured. Both vehicles did suffer rear end damage and both were able to be driven from the scene. There were no citations issued.