Zach and ESPN's Kevin Pelton discuss the Mavericks' monster win in Game 4, Luka Doncic's improved defensive effort, Dallas' physicality, how Kristaps Porzingis' absence was felt, and the slim chances the Mavericks have to get the series back to Dallas. Mavericks rout Celtics to stave off elimination (1:35) Luka's defensive effort (6:12) The absence of Porzingis (16:16) Boston's offense coming and going (22:28) How Porzingis can open things up for the Celtics (33:39) Dallas' chances to extend this series (41:11) Learn more about your ad choices. Visit megaphone.fm/adchoices