Just a guess.
Right you are, grania.
The Sanders people are as tired of the corruption and crony capitalism and endless wars as many of us are.
A move by Hawaii Congresswoman Tulsi Gabbard to publically shun Hillary in favor of Bernie a few months ago was huge. Ms. Gabbard is an Iraq war vet (among other accomplishments) and not to be fooled with.
These United States are at a crossroads, believe me.