 Use the symptom checker on identifyepi.com and speak with your doctor. That's identifyepi.com. Sponsored by Abbott. It's another great day in fertile Minnesota at the Polk County Fair. You'll always find daily free stage events, the talent contest, and the PRCA Rodeo in front of the grandstand. Start at 7 p.m. tonight. Baja Racing Friday and Saturday. And Sunday, it's the Super Demo Derby and Fireworks Startup.