Novak Djokovic, currently ranked No. 1 in men's singles, and No. 2 Roger Federer advanced to the third round of the Cincinnati Masters.
Djokovic defeated Sam Querrey 7-5, 6-1 and advanced to the next round where he will face Spain’s Pablo Carreno Busta.
Federer celebrated straight sets win over Argentina's Juan Ignacio Londero 6-3, 6-4 and will face the winner of the pair Stan Wawrinka vs. Andrey Rublev.
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