elections

The Democratic presidential race has turned negative. Bernie Sanders now says Hillary Clinton isn't qualified to be president. NPR explores how the race, which has been relatively civil, got to this point.

Mexico has reshuffled its top diplomats in the U.S. to counter what it says is rising anti-Mexican sentiment since Donald Trump detailed his plans to force Mexico to pay for a border wall.

After voters at some sites in Arizona and Wisconsin had to wait hours to participate in their state primaries, officials around the U.S. are beefing up resources to ensure voting goes more smoothly.

There's a long history of government officials getting FBI scrutiny for mishandling classified information. But prosecutors usually require bad intent or ulterior motives to bring a criminal case.