COVID-19 Origins, Pesticide Pollution, Palm Oil

Why are prominent scientists now saying that it’s possible COVID-19 leaked from a Chinese lab? Plus, widespread use of pesticides could be tied to neurological disorders. Also, palm oil has ended up in just about everything we eat and use, and that’s not good for the environment. Additionally on today's show: eating a lot of salt might throw your immune system out of whack, storytellers played a big role in backing the Allies in World War II, and how the US can commit to conserve 30% of its land and water for conservation.