CANCUN, Mexico -- Two spots in next year's FIFA Women's World Cup finals are on the line, when the semifinals of CONCACAF Women's World Cup qualifying take place tonight at Estadio Beto Avila in Cancun, Mexico. In the opener, Canada, the Group A winner, takes on Group B runner-up Costa Rica. An encounter between the USA, which captured the top spot in Group B, and Group B second-place finisher Mexico, closes out the evening.

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Canada vs. Costa Rica, 7 p.m. ET
This will be the fourth meeting between Canada and Costa Rica in the finals of a CONCACAF women's championship/World Cup qualifying competition. Canada has won all three previous games, scoring 11 goals and conceding none.

The Maple Leafs earned their spot in the semifinals by claiming the Group A crown with a perfect 3-0-0 record (12 goals for, 0 goals against).

In five semifinal games at the finals of a CONCACAF women's championship/World Cup qualifying competition, Canada has 4 wins and 1 loss (15 goals for, 4 goals against). In the semifinals of a World Cup qualifying competition only, Canada is 4-0-0 (14 goals for, 0 goals against).

Overall, against Central American opposition in the finals of a CONCACAF women's championship/World Cup qualifying competition, Canada is 4-0-0 (15 goals for, 0 goals against).

Costa Rica grabbed a place in the final four by finishing second in Group B with triumphs over Guatemala (1:0) and Haiti (3:0) before losing to the USA (0:4).

This is Costa Rica's third semifinal appearance in the finals of a CONCACAF women's championship/World Cup qualifying competition. The Ticas lost the previous two games (1998: 0-2 v Canada, 2002: 0-7 v USA).
In that game against Canada (played at Centennial Stadium in Victoria, Canada), current Maple Leaf forward Christine Sinclair scored once.

Previous meetings in WWCQ only:
April 16, 1991: Canada 6, Costa Rica 0 at Port-au-Prince, Haiti
September 4, 1998: Canada 2, Costa Rica 0 at Etobicoke, Canada
November 3, 2002: Canada 3, Costa Rica 0 at Victoria, Canada

USA vs. Mexico,10:00 p.m. ET
This is the fifth meeting between the USA and Mexico in the finals of a CONCACAF women's championship/World Cup qualifying competition. The Americans have won all four previous games, scoring 26 goals and conceding none.

This is their second-consecutive meeting in the semifinals of this competition. Four years ago at the Home Depot Center in Carson, California, Abby Wambach scored both goals in the USA's 2-0 victory.

The USA comes into this semifinal after taking the Group B title with wins over Costa Rica (4:0), Guatemala (9:0) and Haiti (5:0).

Mexico finished second in Group A with triumphs over Guyana (7:2) and Trinidad & Tobago (2:0), but were beaten by Canada (0:3).

The Stars & Stripes have won all 19 of their Women's World Cup qualifying matches dating back to 1991 and have only surrendered three goals in those games.

The Tricolor's eight-game unbeaten streak at home in World Cup qualifying matches (includes FIFA Playoffs) came to an end in the loss against Canada on Tuesday.

Abby Wambach of the USA is the tournament's top scorer with six goals, followed by Mexico's Maribel Dominguez with five.

Previous meetings in WWCQ only:
April 18, 1991: USA 12, Mexico 0 at Port-au-Prince, Haiti
August 13, 1994: USA 9, Mexico 0 at Montreal, Canada
October 27, 2002: USA 3, Mexico 0 at Pasadena, California
November 22, 2006: USA 2, Mexico 0 at Carson, California

Did You Know?
The USA's Abby Wambach has scored 19 of her 115 career goals against Mexico.