Second round kicked off with no major upsets, but the likes of Troicki and Kyrgios got defeated quite surprisingly.
Singles - Second Round
[2] A. Murray (GBR) d M. Granollers (ESP) 64 76(3)
[3] S. Wawrinka (SUI) d I. Marchenko (UKR) 63 62
[6] T. Berdych (CZE) d [WC] J. Del Potro (ARG) 76(4) 62
[8] R. Gasquet (FRA) d N. Mahut (FRA) 64 61
[10] M. Cilic (CRO) d [Q] R. Harrison (USA) 64 63
[12] M. Raonic (CAN) d I. Cervantes (ESP) 61 63
[13] G. Monfils (FRA) d P. Carreno Busta (ESP) 75 76(1)
[15] D. Goffin (BEL) d [WC] F. Tiafoe (USA) 36 63 76(2) - 2 MP saved
[17] B. Tomic (AUS) d R. Ram (USA) 64 75
L. Mayer (ARG) d [20] V. Troicki (SRB) 75 63
G. Pella (ARG) d [22] P. Cuevas (URU) 61 46 64
A. Ramos-Vinolas (ESP) d [24] N. Kyrgios (AUS) 76(4) 75
[26] A. Dolgopolov (UKR) d R. Haase (NED) 64 62
A. Kuznetsov (RUS) d [28] J. Chardy (FRA) 64 62
B. Coric (CRO) d [29] T. Bellucci (BRA) 62 62
F. Delbonis (ARG) d [32] J. Sousa (POR) 76(6) 64