LeBron James is no stranger to adversity in the playoffs and says he's not worried after the Cleveland Cavaliers fell flat against the Boston Celtics in Game 1 of the Eastern Conference Finals. Should he be more worried? Subscribe to ►► http://po.st/SubscribeSI Follow the latest NFL news and highlights, with updates on your favorite team and players. Want to know what’s up with Russell Wilson, Cam Newton, Tom Brady and more? We’ve got you covered: http://po.st/PlaylistSI-NFL Can the Cleveland Cavaliers repeat? Will the Golden State Warriors make history again? Keep up with all the important NBA updates, including news on LeBron James, Kevin Durant, Steph Curry and more: http://po.st/PlaylistSI-NBA From Bryce Harper and Mike Trout to Clayton Kershaw and Madison Bumgarner, Sports Illustrated brings you the smartest commentary and inside stories on the latest MLB news: http://po.st/PlaylistSI-MLB Check out the most recent clips and highlights from episodes of SI Now, Sports Illustrated’s daily talk show. From interviews with the biggest newsmakers to discussions with our award winning writers and editors, SI Now is your spot for all things football, basketball, baseball and everywhere else around the world of sports: http://po.st/PlaylistSI-Now The best of SI’s award-winning video storytelling. From household names to the lesser known, SI Films’ features and series explore the most powerful stories in sports: http://po.st/PlaylistSI-Films CONNECT WITH Website: http://www.si.com Facebook: http://po.st/FacebookSI Twitter: http://po.st/TwitterSI Google+: http://po.st/GoogleSI Instagram: http://po.st/InstagramSI Magazine: http://po.st/MagazineSI ABOUT SPORTS ILLUSTRATED Sports Illustrated offers sports fans trusted, authentic, agenda-free reporting and storytelling featuring sports news, scores, photos, columns and expert analysis from the latest in today’s world of sports including NFL, NBA, NHL, MLB, NASCAR, college basketball, college football, golf, soccer, tennis, and fantasy. Cavs vs. Celtics: Should LeBron Be More Concerned After Game 1 Loss? | SI NOW | Sports Illustrated https://www.youtube.com/user/SportsIllustrated