Best American Moments at the 2017 #USOpen: @cakotennis is one of the many #USTennis stars to win their first main draw Grand Slam match this year, teaming with @sachiavick for the W in women’s doubles! Send her and all of the other Americans who completed this milestone moment a 🎾! #usta #jacquelinecako #sachiavickery #doubles #tennis #instatennis #instasports