Joe Biden is stepping up his attacks on the Trump administration's coronavirus testing management, saying Wednesday that "the crisis in Arizona is the direct result of Donald Trump's failure to lead and his desire to 'slow the testing down,' and Americans are suffering the consequences." Biden specifically called for the White House to "immediately resume operating federally-managed community-based testing around the country and establish multiple sites in Arizona." And, in recent weeks, Biden has demanded that Trump "speed up the testing" nationwide, saying Trump has been "putting politics ahead of the safety and economic well-being of the American people." During...