Healthcare workers on the front lines are risking not only their lives, but their mental and emotional health as well. CNN's Chief Medical Correspondent Dr. Sanjay Gupta speaks with Dr. Steven McDonald, a New York City E.R. doctor, about the psychological toll of his everyday reality.To learn more about how CNN protects listener privacy, visit cnn.com/privacyLearn more about your ad choices. Visit podcastchoices.com/adchoices