Presented by the Greater Lynn Chamber of Commerce and Economic Development Industrial Corp. of Lynn. The Clock to the Rock 5K Run/Walk starts in Central Square, Lynn, winds along beautiful Lynn and Swampscott shore, and ends back in Central Square. Registration (if not pre-registered): 9:00 am, race starts at 10:00 am. Winners receive prizes and recognition. Shirts are guaranteed for all racers who register before September 11th.