Reaction to Bernie's candidacy shows a shift within Democratic Party

I'm old enough to remember a time when an independent secular Jewish socialist with a long record of support for communist regimes would be considered a force for diversity in a typical field of Democratic candidates. Think back to years past, when the likes of Walter Mondale, Gary Hart, Dick Gephardt, Al Gore and other white men vied for the Democratic presidential nomination. If you threw a Bernie Sanders into that mix, you might have been