LeBron James has decided to join the Philadelphia 76ers for his record-extending 24th NBA season, the league's all-time leading scorer said on Friday.He posted a video to Instagram announcing his decision.James' departure from the Los Angeles Lakers last month made his next move the most compelling storyline of the NBA off-season.The Cleveland Cavaliers, Philadelphia 76ers and the Heat were all reportedly leading contenders for his signature. The intense anticipation even extended to the betting markets, with BetOnline Sports & Casino accepting wagers on James' announcement date, with July 24 favored, and Miami emerging as the most likely destination.Another twist in the saga came Tuesday night when the Miami Heat inadvertently published a video hinting at the potential return of LeBron James.The team published a live stream titled "LeBron James Introductory Press Conference" and scheduled for July 27 before being swiftly removed.The gaffe immediately fueled speculation among fans about whether the 41-year-old superstar was poised to rejoin the franchise with whom he secured two championships.More to follow...