Updated

Sochi, Russia (SportsNetwork.com) - Canada picked up a pair of victories in women's Olympic curling on Thursday, remaining unbeaten so far in Sochi.

Canada opened the women's fifth round-robin session by downing Denmark 8-5, then bested Switzerland by the same score later in the day. That has Canada pacing the women's standings at 5-0, ahead of 4-1 Sweden and Switzerland, which is 3-2.

The U.S. beat Japan 8-6 for its first win, moving to 1-4 and ahead of only 0-5 Denmark, which it plays Friday.

In other women's matchups, Great Britain defeated China 8-7, and Sweden topped the Swiss 9-8 before later downing Denmark 7-6. South Korea came out on top versus Russia 8-4.

The men had one round robin session on Thursday, with Great Britain and Sweden both improving to 4-1 with wins. Great Britain bested the U.S. 5-3, dropping the Americans to 1-3, while Sweden edged Norway 5-4.

The men's team for Canada improved to 3-2 with a 7-6 decision over Denmark, while Russia edged Switzerland on the sheet 7-6.