We discuss the devastating blow for the Celtics playoff run without Kyrie Irving in the lineup, as he will be out four to five months following a second surgery on his left knee. What does this mean for the Celtics and Irving's career going forward? How far can Brad Stevens take his team in the postseason? Plus we talk about Kawhi Leonard and the possibility of him coming to Boston and NBA headlines on this edition of the Causeway Street Podcast, tune in! Follow us on Twitter: @CausewayStreet, @Joe_Sway, @SeanDutra, @Joel_CSP