Just before the onslaught of the COVID-19 crisis, Taulby Roach told us that Metro Transit had identified security concerns as a key problem within the regional public transportation system — and was deploying a comprehensive strategy to improve community trust. Now, nine months later, the Bi-State Development CEO and local law enforcement leaders say real progress has been made. St. Louis Sheriff Vernon Betts and Roach talk with host Sarah Fenske and with callers.