Auckland Blues and New Zealand international Caleb Clarke takes on Grenoble and Italy star Ange Capuozzo in the fastest sprint challenge. Which speedster has the cleaner heels? #Rugby #UltimateRugbyChallenge #Speed SUBSCRIBE to World Rugby on YouTube: @World Rugby Abonnez-vous à World Rugby France: https://www.youtube.com/channel/UC8yDQBIfghpQCrJufJCGmIA ワールドラグビー日本のチャンネル登録をお願いします: https://www.youtube.com/channel/UCINNL-f2HyUQP1y_UG682hQ For news, stories, highlights and more, go to our official website: https://www.world.rugby/ Follow World Rugby on social media: YouTube: @World Rugby Facebook: https://www.facebook.com/worldrugby Twitter: https://twitter.com/worldrugby Instagram: http://www.instagram.com/worldrugby To LICENSE World Rugby footage, please contact IMG REPLAY ➡️ https://bit.ly/2yYNlIF