Sen. Bernie Sanders, an independent from Vermont and 2016 Democratic presidential candidate, in Washington, D.C., on Wednesday. Bloomberg via Getty Images hide caption

toggle caption Bloomberg via Getty Images
Sanders Campaign: DNC Blocking Voter Data Is Overkill, Breach Of Contract
  • Download
  • <iframe src="https://www.npr.org/player/embed/460273748/460312333" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript

With permission, the Cruz campaign's app searches for potential supporters within users' phones Scott Detrow/NPR hide caption

toggle caption Scott Detrow/NPR
Cruz's Crew: You Play The Game, But It's The Cruz Campaign That Scores
  • Download
  • <iframe src="https://www.npr.org/player/embed/455225893/455286492" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">
  • Transcript