Neil deGrasse Tyson on moon rockets, why COVID was 'like a Mars invasion'

Neil deGrasse Tyson is the Director of the Hayden Planetarium and the author of the new book Cosmic Queries: StarTalk’s guide to Who We Are, How We Got Here, and Where We’re Going. He joins KYW Newsradio in Depth to talk about extraterrestrial life, space travel, what he told Elon Musk about traveling to Mars, and what he thinks humanity should learn from the coronavirus pandemic.