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Kayla Harrison is one win away from the United States' first judo gold medal. (Franck Fife -- AFP/Getty Images)

Kayla Harrison is one win away from the United States’ first judo gold medal. (Franck Fife — AFP/Getty Images)

Brazil’s Mayra Aguiar (white) competes with United States’ Kayla Harrison (blue) during their women’s -78kg judo contest semi-final match of the London 2012 Olympic Games on August 2, 2012 at the ExCel arena in London. AFP PHOTO / FRANCK FIFEFRANCK FIFE/AFP/GettyImages