One of the world's best restaurants — Eleven Madison Park in New York — is planning a big change. It is going all plant-based. No more Kobe beef. No more poultry or fish. So why now? NOEL KING, One of New York's best-known restaurants, at least among foodies, is planning a big change. DANIEL HUMM: So we decided that our restaurant will be a 100% plant-based. RACHEL MARTIN, HOST: Daniel Humm is the CEO and chef at Eleven Madison Park in New York City. He told Guy Raz that the decision to go vegan wasn't made lightly, but shutting down...