Mitt Romney, left, last week at the NAACP convention in New Orleans. President Obama, right, at a campaign event Saturday in Glen Allen, Va. Eric Kayne / Mandel Ngan/AFP/Getty Images hide caption

toggle caption
Eric Kayne / Mandel Ngan/AFP/Getty Images

NPR's David Folkenflik on 'Morning Edition'

  • Download
  • <iframe src="https://www.npr.org/player/embed/156834241/156833649" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Republican presidential candidate Mitt Romney participates during the Wolfeboro, N.H., Independence Day parade on Wednesday. Kayana Szymczak/Getty Images hide caption

toggle caption
Kayana Szymczak/Getty Images

Josh Rogers of New Hampshire Public Radio on 'Morning Edition'

  • Download
  • <iframe src="https://www.npr.org/player/embed/156278739/156279894" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Wisconsin Gov. Scott Walker (R) after his victory Tuesday. Scott Olson/Getty Images hide caption

toggle caption
Scott Olson/Getty Images

NPR's Don Gonyea, reporting on 'Morning Edition'

  • Download
  • <iframe src="https://www.npr.org/player/embed/154411672/154413381" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">

Republican presidential candidate Mitt Romney on Tuesday in Las Vegas. Justin Sullivan/Getty Images hide caption

toggle caption
Justin Sullivan/Getty Images

Ari Shapiro, reporting on 'Morning Edition'

  • Download
  • <iframe src="https://www.npr.org/player/embed/153975828/153976287" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player">