s ▁to ▁the ▁event ual ▁champion ▁Ash le igh ▁Bart y . ▁▁ ▁Despite ▁entering ▁the ▁C inc inn ati ▁Open ▁in ▁August ▁on ▁a ▁three - match ▁losing ▁stre ak , ▁and ▁having ▁won ▁multiple ▁matches ▁at ▁just ▁three ▁events ▁all ▁season , ▁Ke ys ▁won ▁the ▁tournament ▁for ▁her ▁first ▁Premier ▁ 5 ▁title , ▁and ▁the ▁fifth ▁of ▁her ▁career . ▁She ▁ups et ▁No . ▁ 4 ▁and ▁reign ing ▁W im ble don ▁champion ▁Sim ona ▁H ale p ▁in ▁the ▁third ▁round , ▁having ▁lost ▁five ▁consecutive ▁matches ▁against ▁the ▁Roman ian , ▁before ▁defe ating ▁Ven us ▁Williams ▁in ▁the ▁quarter final s ▁and ▁S vet l ana ▁K uz net so va ▁in ▁the ▁final . ▁With ▁the ▁title , ▁Ke ys ▁returned ▁to ▁the ▁top ▁ 1 0 ▁for ▁the ▁first ▁time ▁since ▁June ▁ 2 0 1 8 . ▁At ▁her ▁next ▁two ▁tournament s , ▁Ke ys ▁won ▁multiple ▁matches ▁as ▁well . ▁She ▁reached ▁the ▁fourth ▁round ▁of ▁the ▁US ▁Open , ▁establish ing ▁a ▁career - high ▁nine ▁match ▁winning ▁stre ak , ▁before ▁losing ▁to ▁Sv it ol ina ▁for ▁the ▁second ▁time ▁at ▁a ▁major ▁this ▁year . ▁She ▁then ▁retired ▁against ▁Angel ique ▁Ker ber ▁in ▁the ▁third ▁set ▁of ▁the ▁quarter final s ▁at ▁the ▁Pan ▁Pacific ▁Open ▁and ▁lost ▁to ▁compat ri ot ▁Jenn ifer ▁Br ady ▁in ▁the ▁second ▁round ▁at ▁the ▁China ▁Open . ▁Ke ys ▁closed ▁out ▁her ▁season ▁at ▁the ▁W