Advanced Vaccine Trials; Record Deaths in Brazil: Virus Update

(Bloomberg) -- Oxford University and AstraZeneca started recruiting subjects for advanced human studies of one of the fastest-moving experimental Covid-19 vaccines. Brazil had another record day of deaths and its government agreed to the terms of a financial aid package.Americans are expected to head to parks and beaches over the Memorial Day weekend after weeks of home isolation, prompting concerns of a spike in infections. Russia reported the most fatalities in a single day, though new cases s