While the U.S. and other Western countries continued to take steps to reopen their economies after months of coronavirus lockdowns, Asian countries that enacted aggressive measures early in the pandemic were battling new clusters of contagion. More than 4.6 million cases of coronavirus have been recorded world-wide, including at least 313,127 deaths as of Sunday, according to data from Johns Hopkins University. The U.S. death toll accounts for more than a quarter of the global total. …