Donald Trump goads the Left into going "full Kaepernick" re the kneeling craze among the NFL football players. Ben recommends "Zero to One: Notes on Startups, or How to Build the Future" by Peter Thiel. Bernie Sanders debates Bill Cassidy on health care. The New York Times promotes communism. TV shows us full-frontal nudity of a transgender woman. Cinemascore rates Darren Aronofsky's "Mother!" an F.