The World Health Organization announced a deal to supply more than 100 million rapid diagnostic COVID-19 tests to low- and middle-income countries. WHO Director General Tedros Adhanom Ghebreyesus announced Monday that the Bill & Melinda Gates Foundation and drug manufacturers Abbott and SD Biosensor have inked volume guarantee agreements for 120 million new highly portable diagnostic tests to be made available to poorer nations over a six-month period. "The quicker ...