How difficult is a quadruple salchow? Listen as Olympic Medalist Sasha Cohen tells skating analyst Jackie Wong what it takes to pull off a quad. Plus, hear her discuss the science of this impressive figure skating move with hosts Gary O'Reilly and Chuck Nice. If you like this StarTalk SoundBite, be sure to tune in to the full Playing With Science episode, "Figure Skating Physics, with Olympic Medalist Sasha Cohen" at https://soundcloud.com/startalk_playing-with-science/figure-skating-physics-with-olympic-medalist-sasha-cohen