Brazil to test vaccine as Europe emerges from lockdown

Shares Researchers in hard-hit Brazil on Wednesday said they would begin testing a coronavirus vaccine developed in Britain, while across the Atlantic European nations began reopening borders in a bid to emerge from months of devastation caused by the disease. Authorities in Brazil -- the latest frontline of the pandemic, with deaths and infections on the rise -- imposed fresh restrictions in the country's northeast after reporting "extremely high" numbers of cases. Concern over the spread of the coronavirus in Latin America has increased even as the health crisis has eased in other regions of the world. "The Americas continues to account for the most cases," World...