In this photo taken on February 15, 2017, members of the "HK Typhoon" underwater hockey club listen to a fellow player (2nd R) during their once-a-week team practise session at a 25-metre school pool in Hong Kong. The gravity defying sport of underwater hockey has gained a worldwide following -- now a Hong Kong team is diving in as the game takes off in Asia. / AFP PHOTO / Anthony WALLACE / TO GO WITH HongKong-sport-lifestyle-underwater-hockey,FEATURE by Aaron TAM (Photo credit should read ANTHONY WALLACE/AFP/Getty Images)