Democratic presidential candidate, Sen. Bernie Sanders, I-Vt., speaks during a campaign stop at Bedford High School on Friday in Bedford, Mass.
Democratic presidential candidate, Sen. Bernie Sanders, I-Vt., speaks during a campaign stop at Bedford High School on Friday in Bedford, Mass. John Minchillo AP
Democratic presidential candidate, Sen. Bernie Sanders, I-Vt., speaks during a campaign stop at Bedford High School on Friday in Bedford, Mass. John Minchillo AP