Throwing red meat to the party's base appears to be the focus of the political world, even at the risk of serious long-term blowback.
Instead of running a race based on his personal strengths and defending only his own weaknesses, he'd have also defend someone else's.
Sanders could damage Clinton's relationship with pro-Israel voters. He has appointed two strong critics of the Jewish state to the drafting committee.
Primaries in Democratic states like California, New York and Illinois may provide his path to victory.
Though Democrats used to be considered the more fractious party, they stand by their man.