The Latest: Brazil starts tests on 3 coronavirus vaccines

SAO PAULO — Brazilian health authorities are starting a three-month test of a coronavirus vaccine produced by Chinese pharmaceutical company Sinovac.
Dimas Covas, president of the Butantan Institute coordinating the study, says if the vaccine proves safe and effective, Brazil would receive 120 million doses from China at the beginning of next year and 30 million Brazilians would be vaccinated. I
It’s one of nearly two dozen potential vaccines in various stages of human testing worldw