Join the fight against colon cancer by registering for the Rump Run – an annual event that supports the Greater Chattanooga Colon Cancer Foundation. The closed course for this timed 5K and one-mile fun walk is located at Enterprise South Nature Park. The 5K begins at 9 a.m., with an awards ceremony to follow at 10 a.m. A Kids’ Zone will also be set up beginning at 8 a.m.