California Monitoring 8,400 Travelers and Contacts  California is monitoring 8,400 people who flew into its airports from Asia and their close contacts for possible infection from the novel coronavirus, Governor Gavin Newsom said Thursday. Thousands of people around the U.S. have been asked to self-isolate or check themselves for symptoms since the U.S. put new limits on travel earlier this month. Those people are scattered across 49 local jurisdictions, he said. There have been 33 peo