The Phillie Phanatic turns 45 next week. So, how did a giant, flightless bird from the Galápagos wind up as our baseball mascot anyway? Host Trenae Nuri talks with AJ Mass, editor and writer at ESPN and author of “Yes, It’s Hot in Here,” about his experience as a mascot for the New York Mets and how the Phanatic became the model for future mascots to follow.