A discussion about US Elections 2020, with James Naughtie, Ed O'keefe and Susan Glasser. Even before the emergence of the Covid-19 pandemic, the 2020 race for the White House was certain to be highly contentious. The coronavirus, however, has now created profound uncertainties for the campaigns of President Donald Trump and former Vice President Joe Biden: it is predicted to take hundreds of thousands of American lives, radically stall the US economy and result in deep recession and long-term unemployment.