Canada vs. U.S.A. Olympic women's soccer semi-final

It's a North American derby at Old Trafford in Manchester as Team Canada and Team USA battle to head to the Olympic finals

USA and Canada

USA-Canada

Canada vs. USA Women's Soccer semifinal

Canada's Desiree Scott, right, battles for the ball against the United States' Lauren Cheney, left, during their semifinal women's soccer match at the 2012 London Summer Olympics, in Manchester, England, Monday, Aug. 6, 2012. (AP Photo/Hussein Malla)

United States' Abby Wambach, left, takes the ball from Canada's Kaylyn Kyle during the semifinal women's soccer match between the USA and Canada in the 2012 Summer Olympics, Monday, Aug. 6, 2012, at Old Trafford in Manchester, England. (AP Photo/Ben Curtis)

Olympics Day 10 - Women's Football S/F - Match 24 - Canada v USA

MANCHESTER, ENGLAND - AUGUST 06 : USA fans show off their match tickets prior to the Women's Football Semi Final match between Canada and USA, on Day 10 of the London 2012 Olympic Games at Old Trafford on August 6, 2012 in Manchester, England. (Photo by Stanley Chou/Getty Images)