This pandemic has been difficult on just about everyone, but it’s taken a special toll on frontline healthcare workers, and now after two years facing down one Covid surge after another many are reaching a crisis point. On this edition of KCBS In Depth, we hear directly from healthcare workers about the challenges of practicing medicine during this time of pandemic. Guests:  Cathy Kennedy, president, California Nurses Association Pat Patton, system chief nurse executive, UCSF Health Dr. Christina Mangurian, professor of psychiatry, UC San Francisco | director, UCSF Cope Wellbeing Program  Host: Keith Menconi