Chester County Color 5K 2022 Banner 2. Participants of the 2021 Chester County Color 5K running through a color station. Chester County Commissioners Marian Moskowitz, Josh Maxwell and Michelle Kichline and District Attorney Deb Ryan announce details of the sixth annual Chester County Color 5K run and walk, raising funds to combat the opioid and heroin epidemic in the county. This year’s Color 5K...