coronavirus April 27, 2020 6:08 pm Doctors Unlock More Important Answers About COVID-19 As more and more people continue to recover, doctors are unlocking more important answers about the coronavirus. Jessica Aguirre reports. US & World Videos 1:52 Off-duty nurses help save man who collapsed on East Bay basketball court 1:04 Watch: Car fire on the Bay Bridge 2:50 Forecast: Gusty winds, cooler weekend 2:53 2-alarm fire destroys Concord vacant building 2:10 Alameda County supervisors to decide fate of DA recall election