South Korean teenager Choi Gaon recovered from a brutal fall to shock US snowboard superstar Chloe Kim in the Olympic women's halfpipe final on Thursday as the American missed out on a historic hat-trick.

Ryo Hisatsune fired a career-best 10-under par 62 on Thursday to take a one-stroke first-round lead in the PGA Tour Pebble Beach Pro-Am.

World number two Iga Swiatek and Australian Open champion Elena Rybakina both crashed out of the Qatar Open on Thursday losing their quarter-finals to Maria Sakkari and Victoria Mboko respectively.

With his blackflips, one-handed cartwheels and quadruple-jumps galore, US figure skater Ilia Malinin's rip-roaring routines have proved a star attraction at the Milan-Cortina Winter Olympics.

Spinners Crishan Kalugamage and Ben Manenti helped debutants Italy to a historic first win at the cricket T20 World Cup with a 10-wicket hammering of Nepal on Thursday.