Pedzisa mutsara unotevera: Mwaka wakatevera, Stone akakwira padanho rokutanga paWorld Cup muDakar. Bronze yechipiri yakatevera muMoscow Grand Prix. Mu
2014 World Championships muKazan, Stone akamiswa muchikamu chechitatu nePoland Aleksandra Socha. Mumutambo wemauto, United States yakakunda Kazakhstan, China, ipapo Ukraine ndokusangana neFrance mumutambo wokupedzisira. Vakakunda 45-39 kuti vatore menduru yegoridhe.