Leonard Pitts: Donald Trump or America?

This is an emergency.Election Day is little more than four months off, voters facing their most important choice since 1860: Donald Trump or America? It's a decision that will define the future.And millions of us wonder if we'll get to have our say.Such is the state of things seven years almost to the day since the Supreme Court disemboweled The Voting Rights Act of 1965, specifically the section requiring states and municipalities with histories of voting discrimination to obtain federal approv