EDMONTON, AB - JUNE 20:  Wu Haiyan #5 of China PR and Christine Manie #2 of Cameroon stand with the referees before their FIFA Women's World Cup 2015 Round of 16 match between China PR and Cameroon at Commonwealth Stadium on June 20, 2015 in Edmonton, Alberta, Canada.  (Photo by Maddie Meyer - FIFA/FIFA via Getty Images)