RR1 - USA def RSA 2-1

R1 - Venus Williams def Chanelle Scheepers 4-6 6-2 6-3
R2 - John Isner lt Kevin Anderson 6-7(0) 6-7(5)
R3 - V.Williams/J.Isner def C.Scheepers/K.Anderson 6-3 6-2


RR2 - USA def FRA 2-1

R1 - John Isner lt Jo-Wilfried Tsonga 3-6 2-6
R2 - Venus Williams def Mathilde Johansson 3-6 7-5 6-4
R3 - V.Williams/J.Isner def M.Johansson/J.Tsonga 6-7(5) 6-2 10-8


RR3 - USA lt ESP 1-2

R1 - Thanasi Kokkinakis lt Fernando Verdasco 6-7(4) 3-6
R2 - Venus Williams def Anabel Medina Garrigues 6-3 6-4
R3 - V.Williams/T.Kokkinakis lt A.Medina Garrigues/F.Verdasco 1-6 3-6