▁to ▁h omet own ▁favorite ▁Wang ▁Q i ang . ▁However , ▁she ▁decided ▁to ▁c ede ▁her ▁spot ▁in ▁the ▁semif inals ▁to ▁Wang ▁due ▁to ▁injury . ▁She ▁also ▁did ▁not ▁make ▁herself ▁available ▁for ▁the ▁Fed ▁Cup ▁final , ▁which ▁a ▁short - hand ed ▁United ▁States ▁team ▁lost ▁to ▁the ▁Czech ▁Republic . ▁Ke ys ▁finished ▁the ▁season ▁ranked ▁No . ▁ 1 7 ▁in ▁the ▁world . ▁▁ 2 0 1 9 : ▁First ▁cl ay ▁court ▁title , ▁First ▁Premier ▁ 5 ▁title ▁Ke ys ▁began ▁the ▁season ▁at ▁the ▁Australian ▁Open , ▁where ▁she ▁lost ▁in ▁the ▁fourth ▁round ▁to ▁El ina ▁Sv it ol ina . ▁She ▁only ▁played ▁in ▁two ▁more ▁tournament s ▁during ▁the ▁early - year ▁hard ▁court ▁season , ▁losing ▁her ▁opening ▁matches ▁at ▁both ▁the ▁Indian ▁Well s ▁Open ▁and ▁the ▁Miami ▁Open . ▁Non eth eless , ▁Ke ys ▁was ▁able ▁to ▁b ounce ▁back ▁in ▁the ▁cl ay ▁court ▁season . ▁After ▁returning ▁to ▁her ▁former ▁coach ▁Juan ▁Tod ero , ▁she ▁won ▁her ▁first ▁career ▁W TA ▁cl ay ▁court ▁title ▁at ▁the ▁Char l eston ▁Open . ▁During ▁the ▁tournament , ▁she ▁recorded ▁her ▁first ▁wins ▁over ▁Slo ane ▁Steph ens ▁and ▁Caroline ▁W oz nia cki ▁in ▁the ▁quarter final s ▁and ▁the ▁final ▁respectively , ▁despite ▁having ▁never ▁won ▁a ▁set ▁against ▁either ▁player . ▁She ▁continued ▁her ▁cl ay ▁court ▁success ▁at ▁the ▁French ▁Open , ▁where ▁she ▁lost ▁in ▁the ▁quarter final