USA leads CROATIA 2-0
Venue: Tualatin Hills Tennis Center, Portland, USA (hard - outdoor)
Jack Sock (USA) d. Marin Cilic (CRO) 46 36 63 64 64
John Isner (USA) d. Borna Coric (CRO) 64 64 63
Bob Bryan/Mike Bryan (USA) v Ivan Dodig/Marin Draganja (CRO)
John Isner (USA) v Marin Cilic (CRO)
Jack Sock (USA) v Borna Coric (CRO)
Sock 輸二贏三大逆轉打敗Cilic，Isner dominated Coric。
美國隊拿下頭兩點單打，距離晉級只差一步！