The biggest day of primaries yet arrives on Tuesday, with voters in Kentucky, Pennsylvania, Georgia, Alabama, Oregon and Idaho, heading to the polls to select candidates ahead of November’s midterm elections.
While many primaries will be resolved with little drama, some have shaped up to be among the most contentious elections of the year so far, serving as gauges of Donald Trump’s control of Republicans, and the direction Democratic voters are looking to steer their party as they seek to retake control of Congress.