Cavs could learn pushing LeBron James past his limits has major consequences Unknown 02:03 We head into Game 6 of the East finals with the young Celtics on the verge of putting an end to a trying season for LeBron James, sending him and the Cavs franchise into the uncertainty of free agency. Share this Share on FacebookTweet on TwitterPlus on Google+ Related PostsAustralian Open 2018: Well-behaved Nick Kyrgios keeps emotions in check to get past Jo-Wilfried TsongaAustralian Open 2018: Leander Paes-Purav Raja beat fifth seeds Bruno Soares-Jamie Murray to reach third roundMumbai Marathon 2018: From senior citizens to fitness trainers, how the maximum city gears up to runBundesliga: Pierre-Emerick Aubameyang still has a future at Borussia Dortmund, says club director Micheal ZorcPremier League: Michael Carrick to join Manchester United's coaching staff after retiring at end of seasonAly Raisman blasts USA Gymnastics for failing to protect gymnasts from sexual abuse by Larry Nassar