While the number of COVID-19 cases in the Bay Area remains high, BART has lifted its mask requirement as of this morning. The agency was the only one in the Bay Area to go back to requiring masking. With the number of cases so high, why are they lifting the mandate now?

For more, KCBS Radio news anchors Kris Ankarlo and Patti Reising spoke with KCBS Radio Insider Phil Matier.