Canada’s Sinclair scores a second goal past USA’s O’Hara in the women’s semi final soccer match against at the London 2012 Olympic Games at Old Trafford in Manchester

Christine Sinclair scored a rare hat trick against the U.S. - including this header in the 73rd minute - but it wasn't enough. (David Moir/Reuters)

Christine Sinclair scored a rare hat trick against the U.S. – including this header in the 73rd minute – but it wasn’t enough. (David Moir/Reuters)

Canada’s Christine Sinclair (12) scores a second goal past USA’s Kelley O’Hara (5) and USA keeper Hope Solo (R) in the women’s semi final soccer match against at the London 2012 Olympic Games at Old Trafford in Manchester, August 6, 2012. REUTERS/David Moir (BRITAIN – Tags: SPORT OLYMPICS SPORT SOCCER)