Lopez, Isner reach round two at Madrid Masters

Mutua Madrid Open, Madrid, Spain

First-round results:

(11) F Lopez defeats B Becker 75 36 64
(16) J Isner defeats A Mannarino 76(2) 64
S Johnson defeats A Gonzalez 46 63 76(4)
S Querrey defeats T Kokkinakis 64 67(6) 63