Sen. Bernie Sanders, I-Vt., at a November 2015 rally in front of the New Hampshire State House in Concord. Sanders went on to win the primary but today some of his supporters in the early primary state are less enthusiastic about another presidential bid.

Sen. Bernie Sanders, I-Vt., at a November 2015 rally in front of the New Hampshire State House in Concord. Sanders went on to win the primary but today some of his supporters in the early primary state are less enthusiastic about another presidential bid.