Joe Biden has hired a national director for voter protection, a role his campaign says will focus broadly on voter rights, including the disenfranchisement of people of color amid the COVID-19 pandemic. The campaign said Rachana Desai Martin will join its legal team, serving also as senior counsel. Martin, who has a strong background in voter protection work, previously worked as chief operating officer of the Democratic National Committee and as the DNC’s director of civic engagement and voter protection. The pandemic has disproportionately affected people of color, especially black Americans who represent an outsize number of infections and deaths....