Le Bron James Jr. throws down alley oop in epic Sierra Canyon dunk fest, Prep Highlights

Bronny James Jr. , B. J. Boston and Amari Bailey shine in Sierra Canyon s 10point victory over Millennium High School, as the Trailblazers improve to 70 on the 201920 season. Zaire Wade, son of Dwyane Wade, was inactive with an ankle injury. Subscribe to ESPN+ Get the ESPN App: Subscribe to ESPN on YouTube: Subscribe to ESPN FC on YouTube: Subscribe to NBA on ESPN on YouTube: Watch ESPN on YouTube TV: Exclusive interviews with Rachel Nichols Stephen A. Smith on ESPN ESPN on Social Media: Follow on Twitter: Like on Facebook: Follow on Instagram: Visit ESPN on YouTube to get uptotheminute sports news coverage, scores, highlights and commentary for NFL, NHL, MLB, NBA, College Football, NCAA Basketball, soccer and more. More on