The Light Up the Night 5K run/1-mile walk in honor of the late Little Rock philanthropist Jennings Osborne will be held at 5 p.m. Participants will run (or walk) from the River Market to the state Capitol and back as they enjoy Christmas lights decorating the course. Participants will be encouraged to wear holiday-themed attire that might incorporate lights. Race organizers are encouraging businesses in the River Market and along the racecourse to decorate their storefronts with holiday decorations and lights. The race fee is $20 for those who pre-register or $25 the day of the race. For info and to register: ArkansasRunner.com. Proceeds from the event benefit Our House shelter for the working homeless and Little Rock Animal Village.