NBA规则关于“走步”有规定:球员在合球或者控制住球权后,不可以连续用同一只脚落地(Upon ending his dribble or gaining control of the ball, a player may not touch the floor consecutively with the same foot (hop).)。
詹姆斯这球连续两次用右脚落地,所以被裁判埃德-马洛伊吹了走步。