Clinton, Trump Gird for General Election Battle

The race for U.S. president has entered a new phase following the last of the major primary contests, setting the stage for a general election showdown between the two major party presumptive nominees — Democrat Hillary Clinton and Republican Donald Trump. The race will offer Americans a stark choice and what promises to be one of the nastiest campaigns in U.S. history. VOA National correspondent Jim Malone has a preview from Washington.