Sen. Feinstein Joins Call for Hillary Clinton to Explain Private E-mails

Senator Diane Feinstein has added her voice to those calling for Hillary Clinton to explain why she used a private e-mail address and server for official business as secretary of state. Republican critics have blasted the presumed Democratic presidential frontrunner for keeping her e-mails secret. Clinton has yet to speak publicly about the issue. We discuss whether the private e-mails raise national security concerns and possible political fallout from the controversy.

• More: White House: Obama Traded Emails With Clinton, But Didn't Know Account Was Private (NPR)
• More: Clinton, White House Play Delicate Dance As Emails Await Release (NPR)