5k run/walk. Three races: the Fast Turkey (for fast people), the Festive 5K (for everyone else), the Tiny Turkey (for kids under 5). 8–10 a.m. Registration $0 for ages 0-5, $30 ages 6-16, $40 ages 17–100. Starts & finishes at Old Courthouse Square. 600 4th St., Santa Rosa. Register: santarosaturkeytrot.com.