A long-time Democratic Party operative appeared Wednesday on Fox Business to criticize Democratic leaders and said the party fears that President Donald Trump will enjoy success implementing policies that are popular. Democratic lawmakers held a rally Tuesday outside the Treasury Department to protest Elon Musk’s access to that agency’s data. That operative, Julian Epstein, said on “The Evening Edit” that the rally looked like a bad “Saturday Night Live” skit. Epstein went on to say that the real fear for Democrats is the potential loss of their core political offerings — big government and identity politics. “What the Democrats and...