A horror injury toll which included Sam Walker, Brandon Smith and Victor Radley and a shock loss to the Raiders has put the Roosters' premiership hopes on tilt. 

It will take 15 hours and he will have to dig deep to get through it but former clearance diver Ashley Semmens says he has got what it takes to swim the channel backwards.

The 16-year-old Queenslander, already an online sensation, has cemented his status as a prodigy with his performance in Australia's best-ever Athletics World Under 20 Championships.

Nick Kyrgios believes Alexei Popyrin has what it takes to win a grand slam title following his stunning victory over Novak Djokovic, but Popryin is trying to keep a lid on expectations.

The Wallabies have claimed a thrilling, one-point victory over Argentina in appalling conditions in La Plata.