Blue Valley North grad Jack Sock (right) and Bethanie Mattek-Sands posed with their gold medals after they won the mixed doubles Sunday at the Olympics in Rio de Janeiro.
Blue Valley North grad Jack Sock (right) and Bethanie Mattek-Sands posed with their gold medals after they won the mixed doubles Sunday at the Olympics in Rio de Janeiro. Vadim Ghirda The Associated Press
Blue Valley North grad Jack Sock (right) and Bethanie Mattek-Sands posed with their gold medals after they won the mixed doubles Sunday at the Olympics in Rio de Janeiro. Vadim Ghirda The Associated Press