International Master Colin Crouch demonstrates how Magnus Carlsen was able to elevate his play to a stratospheric level and become the highest-rated chess player in the history of the game, breaking Garry Kasparov's record.

International Master Colin Crouch demonstrates how Magnus Carlsen was able to elevate his play to a stratospheric level and become the highest-rated chess player in the history of the game, breaking Garry Kasparov's record.