Chip-timed 5K, 10K, and “Iron Turkey” (both 5K and 10K) races around Hudson Mills Metropark. Also, a family-friendly “Mashed Potato Mile” fun run and various races for kids 12 & under. 5-deep awards in 5-year age divisions. Finisher’s medals, awards, T-shirts, race photos. 9 a.m. (registration begins at 7:45 a.m.), Hudson Mills Metropark, 8801 North Territorial, Dexter. $45 & up (fun run, $35; other kids races, free) in advance only at epicraces.com; prices increase after Oct. 31. Metroparks pass or $10 vehicle entry fee required. Nonperishable food and fresh produce donations accepted for Food Gatherers. (734) 585–7101.