Political attention turns to the Hoosier State on Tuesday night, where both the Indiana Republican and Democratic presidential primary contests could be especially consequential.
Ted Cruz needs a victory over Donald Trump to stop the latter's march to the GOP nomination, but he's trailing in polls. The Democratic contest is closer, with Bernie Sanders and Hillary Clinton running neck and neck.
There's an important Republican Senate primary to keep an eye on, too. Here are four things we'll be watching on Tuesday night: