The four Democratic candidates running for St. Louis County Executive face off in an hour-long debate. Nine Network, 5 On Your Side and St. Louis Public Radio partnered to host the hour-long St. Louis County Executive Democratic Primary Debate between incumbent Sam Page and his challengers: Jake Zimmerman, Mark Mantovani and Jamie Tolliver. The candidates took questions from Casey Nolen, Jason Rosenbaum and Ruth Ezell. Topics included challenges presented by the coronavirus, gun violence, mass transit and economic development. Republican candidates Paul Berry III and Ed Golterman are vying for their party’s nomination.