Isaiah Rivera: Will he go down as the GREATEST DUNKER of All-Time?

Welcome to our new series DUNK DIARIES, where we profile some of the best dunkers in the world at every level - Pro, NBA, College & High School. In this episode we shot with Isaiah Rivera, former Dunk League contestant who has become arguably the BEST pro dunker in the world! Check out Episode 2 with Will Bunton & Team Flight Brothers: Subscribe to Team Flight Brothers for MORE dunks: ? NEW Whistle merch: