Kerri Walsh Jennings of the U.S. celebrates a point during their women’s preliminary round beach volleyball match against the Czech Republic at the London 2012 Olympic Games at Horse Guards Parade

Kerri Walsh Jennings lets pinkeye know that she will not be defeated. (Marcelo del Pozo -- Reuters)

Kerri Walsh Jennings lets pinkeye know that she will not be defeated. (Marcelo del Pozo — Reuters)

REFILE – ADDING NATIONALITY

Kerri Walsh Jennings of the U.S. celebrates a point during their women’s preliminary round beach volleyball match against the Czech Republic at the London 2012 Olympic Games at Horse Guards Parade July 30, 2012. REUTERS/Marcelo del Pozo (BRITAIN – Tags: SPORT OLYMPICS VOLLEYBALL)