Australia's 4x100m women claim Rio gold

Australia's 4x100m freestyle relay team claimed Rio Olympic gold on Saturday night in a world record time.

The team of Emma McKeon, Brittany Elmslie, Bronte and sister Cate Campbell ensured Australia defended its Olympic title.

They clocked three minutes 30.65 seconds, bettering Australia's previous world-best mark of 3:30.98 set at the 2014 Glasgow Commonwealth Games.