Cassidy Hubbarth, Kendrick Perkins, Malika Andrews, Amin Elhassan and Ariel Helwani preview the NBA Summer League debuts of Zion Williamson and RJ Barrett, as the New York Knicks face the New Orleans Pelicans. Stream live sports and get premium content with ESPN+: https://plus.espn.com/   Watch ESPN on YouTube TV: http://ow.ly/1YWF30aFCi3   Subscribe NOW to ESPN on YouTube: http://ow.ly/xjsF309WWdG