The second seed set up a clash with Gilles Muller; Jack Sock upset by Kyle Edmund.
Jul 28, 2017
The American will next face Lukas Lacko, who defeated Donald Young.
Jul 26, 2017
He will next play Daniel, who beat Istomin, 6-2, 6-2.
Feb 01, 2016
Second-seeded Andy Murray faced Lukas Lacko of Slovakia late Friday.
Sep 26, 2014
Serbian qualifier hits 13 aces in 6-3, 6-4 victory; No. 2 seed Murray, Giraldo, Lacko also reach quarterfinals.
Sep 25, 2014