LeBron James continues to amaze at 40 years old. Debate remains on exactly where James lands on the list of basketball's all-time greats. But there's zero debate about his sustained excellence. Nobody in the history of the NBA has maintained his level of play over the course of 22 seasons into his 40s.

James turned back to the clock for a signature dunk that combined speed and power like only he can. Dallas big man Dereck Lively II made the mistake of jumpi

On Tuesday night, the Los Angeles Lakers are playing the Dallas Mavericks in Texas. During the first half, LeBron James had a huge dunk that got a lot of views