Kyrie Irving of Boston Celtics called LeBron James to apologize for being 'that young player that wanted everything' in Cleveland ESPNFull Game Recap: Raptors vs Celtics | Kyrie Irving Drops Career-High 18 Assists NBAKyrie Irving called LeBron James to apologize for being a naive young player | NBA Sound ESPNKyrie Irving knows exactly what he's doing, plus 10 things we learned from Boston Celtics vs.