Democratic presidential candidate Sen. Bernie Sanders, I-Vt., speaks during a campaign stop at the Pinkerton Academy Stockbridge Theatre, Monday, Feb. 8, 2016, in Derry, N.H. (AP Photo/John Minchillo)
Republican presidential candidate, Ohio Gov. John Kasich speaks to a packed crowd during a campaign stop at the VFW in Derry, N.H., in this Aug. 12, 2015, file photo. (AP Photo/Jim Cole)
Republican presidential candidate, former Hewlett-Packard CEO Carly Fiorina, speaks at a luncheon hosted by the Derry Republican Town Committee, Tuesday, May 26, 2015, in Derry, N.H. (AP Photo/Jim Cole)
Republican presidential candidate, former Hewlett-Packard CEE Carly Fiorina, reaches out to shake hands at a luncheon hosted by the Derry Republican Town Committee, Tuesday, May 26, 2015, in Derry, N.H. (AP Photo/Jim Cole)
Democratic presidential candidate Hillary Rodham Clinton eats chocolate peanut butter fudge ice cream during a stop at Moo's Place, Friday, May 22, 2015, in Derry, N.H. (AP Photo/Jim Cole)