In honor of his retirement check out John Wall's iconic dunk contest performance in 2014. Under a radical new format, and with help from a mascot, John Wall claimed dunk honors in 2014. Never miss a moment with the latest news, trending stories and highlights to bring you closer to your favorite players and teams. Download now ➡ https://nba.smart.link/NBAApp-YTDes Subscribe to the NBA: https://on.nba.com/2JX5gSN