Tests for the virus for Health Care Workers on the front lines. And the operation under way in california tonight. Thousands of Cruise Ship Passengers being taken to four locations in the u. S. For quarantine. How are authorities reassuring communities they will be kept safe . In italy tonight, the death toll soaring. 168 deaths just today. The disturbing images from inside hospitals there. Why has italy been hit so hard . Some of the factors at play, and what we can learn from it. Tonight, President Trump trying to ease economic fears over coronavirus. Saying, quote, stay calm and it will go away. And the breaking news, the other major story of the night. The race for 20 20. A mini super tuesday. Joe biden versus Bernie Sanders. What we know so far. How it could shape the race moving forward. Good evening. Its great to have you with us on this tuesday night. We begin with the coronavirus emergency. Tonight, the first containment zone in america. The new york governor imposing restrict