coronavirus March 19, 2020 11:19 pm California's ‘Stay-at-Home' Order: What to Know California Gov. Gavin Newsom issued a stay-at-home order Thursday to aid in preventing the spread of the coronavirus. Here is what you need to know about the order and what it means for you. US & World Videos 1:43 How to tell if it's COVID, flu or fall allergies and what to do 1:59 New COVID-19 vaccines, free tests available as cases rise 1:31 CDC recommends updated Covid shot for everyone ages 6 months and up 1:33 People weigh updated COVID-19 boosters as FDA potential approval nears 2:26 COVID-19 Public Health Emergency Ends in Connecticut