Patrick Dempsey rides along Saturday during the Dempsey Challenge Zwift Ride at the Dempsey Center in Lewiston. The actor and about 2,500 cyclists from around the world pedaled their avatar around a virtual course on Zwift, an online, interactive platform. Six cyclists spread out across the Dempsey Center completed the 18 mile, 55 minute ride. Kyle Rancourt of Lewiston coordinated the group Zwift ride for the Dempsey Center. Daryn Slover/Sun Journal