The Democrats have an additional health issue besides Medicare for All: The cardiovascular status of the Vermont Senator and that of the former mayor of New York. It's time to look to a physician for explanations, rather than Drs. Google and Facebook.
On climate policy, Bernie Sanders and Alexandria Ocasio-Cortez believe there is no middle ground. AOC said, "You're either fighting for our future or you're not," which sounds an awful lot like, "You're either with us or against us." This is wrong and counterproductive.