BOSTON — Kyrie Irving played his best of the year for the Celtics Wednesday night against the Toronto Raptors. So naturally he followed it with his most compelling press conference as well. Irving issued a mea culpa for publicly criticizing his younger teammates last week and also told the media that he called LeBron James to apologize to him for how he might have been as a teammate in Cleveland. Jeff Goodman, Jimmy Toscano and Chris Grenham on whether this is a sign that Irving continues to mature as a leader.     For Celtics Videos SUBSCRIBE to our CLNS Media YOUTUBE Channel. Get the inside scoop on the Celtics every week on CLNS Media’s Celtics Beat Podcast with host Adam Kaufman. Listen and subscribe here . Go Inside TD Garden on Game Night by subscribing to The Garden Report on iTunes here. For all your Celtics content needs throughout the 2018-2019 season follow us on Twitter @CelticsCLNS