Who was the first major athlete in the Soviet Union to demand publicly to keep their tournament earnings was Natasha Zvereva or Katarina Srebotnik?
Katarina Srebotnik Katarina Srebotnik (born March 12, 1981) is a Slovenian professional tennis player. She reached a career-high singles ranking of No. 20 on the Sony Ericsson WTA Tour on August 7, 2006, and a career-high doubles ranking of No. 1 on July 4, 2011.
Olga Shkurnova Olga Dmitrievna Shkurnova (Russian: Ольга Дмитриевна Шкурнова ) (born March 23, 1962 in Odessa, Soviet Union) is a former Soviet competitive volleyball player and Olympic gold medalist.