Canada moved to the brink of the semifinals in women's Olympic curling by beating Denmark and Switzerland on Thursday to remain undefeated after five games of round-robin play.
Sweden is just one win behind the Canadians after stealing a point in the final end to beat Denmark 7-6.
The United States stayed alive in the tournament by picking up an 8-6 win over Japan in another evening session game. Erika Brown's rink is 1-4 and still could qualify by winning its final four games.
World champion Britain was under pressure after losing two of its first three games but beat China 8-7 in the morning session to revive its chances of reaching the semifinals.
Canada won both of its matches 8-5 to top the standings outright.