Quarter-finals took place today at the World Mixed Doubles Curling Championships ©World Curling

Russia, Canada, South Korea and Switzerland all won quarter-final encounters today at the World Mixed Doubles Curling Championship 2018 in Östersund.

Both sides had to play two matches today as knock-out action began at the Östersund Arena.

It followed the conclusion of round-robin matches yesterday.

Canada won 7-4 against Turkey while Russia prevailed against hosts Sweden 8-5.

South Korea also edged Japan 6-5.

Switzerland completed the semi-final line-up with an 8-5 success against Hungary.

South Korea will now face Russia in the semi-finals tomorrow.

Canada will lock horns with Switzerland.