▁final ▁to ▁compat ri ot ▁and ▁world ▁No . ▁ 1 ▁Ser ena ▁Williams ▁in ▁straight ▁sets . ▁At ▁the ▁French ▁Open , ▁Ke ys ▁won ▁her ▁first ▁three ▁matches ▁in ▁straight ▁sets ▁before ▁unexpected ly ▁falling ▁to ▁un se eded ▁K iki ▁Bert ens ▁in ▁the ▁fourth ▁round . ▁ ▁Non eth eless , ▁Ke ys ▁followed ▁up ▁a ▁strong ▁cl ay ▁court ▁season ▁with ▁an ▁excellent ▁grass - court ▁season , ▁highlight ed ▁by ▁her ▁second ▁career ▁title ▁at ▁the ▁B irmingham ▁Classic . ▁With ▁this ▁victory ▁at ▁a ▁Premier - level ▁event , ▁she ▁moved ▁into ▁the ▁top ▁ten ▁for ▁the ▁first ▁time ▁in ▁her ▁career ▁at ▁the ▁age ▁of ▁ 2 1 , ▁becoming ▁the ▁first ▁American ▁woman ▁to ▁do ▁so ▁since ▁Ser ena ▁Williams ▁in ▁ 1 9 9 9 . ▁Comp atri ots ▁Co Co ▁V ande weg he ▁and ▁Slo ane ▁Steph ens ▁followed ▁suit ▁with ▁their ▁own ▁top ▁ten ▁deb uts ▁in ▁ 2 0 1 7 ▁and ▁ 2 0 1 8 ▁respectively . ▁Se eded ▁No . ▁ 9 ▁at ▁W im ble don , ▁Ke ys ▁advanced ▁to ▁the ▁fourth ▁round , ▁where ▁she ▁was ▁defeated ▁by ▁No . ▁ 5 ▁Sim ona ▁H ale p ▁despite ▁winning ▁the ▁first ▁set . ▁Later ▁that ▁month , ▁Ke ys ▁reached ▁her ▁second ▁consecutive ▁Premier ▁ 5 ▁final ▁at ▁the ▁Canadian ▁Open ▁in ▁Montreal , ▁where ▁she ▁again ▁lost ▁to ▁H ale p . ▁Her ▁next ▁tournament ▁was ▁the ▁Olympic ▁singles ▁event ▁in ▁Rio