From the nations capitol. Th odonnell good evening, and thank you so much for joining us, we will begin tonight with breaking news because hundreds of americans exposed to the coronavirus areback in the u. S. , evacuated by the state department from a cruise ship in japan. Today a top government scientist right here in washington said shey were rescued because the quarantine on board the diamond princess failed. He of those americans tested positive for the virus. They were kept separate from the other passengers and are now being treated at u. S. Hospitals, nearly doubling the number of americans with coronavirus. The rest of those air lifted home are now in quarantine at f. S. Military bases. Tonight the number of cases worldwide tops 73,000, with more than 1,800 deaths. Carter evans leads off our coverage tonight. Reporter crews in protective suits greeted the americans as the two charter flights landed in texas and Travis Air Force base in california. U. S. Officials said the quara