The second round of men's tennis at the Olympics got underway with victories for top seed Novak Djokovic, second seed Daniil Medvedev, third seed Alexander Zverev, sixth seed Pablo Carreno Busta, 15th seed Fabio Fognini and 16th seed Alejandro Davidovich Fokina.
Top seeds ease into third round in Tokyo
Djokovic cruised into the third round as he defeated Jan-Lennard Struff 6-4, 6-3. The Serbian hit 14 aces and broke Struff three times to advance in one hour, 16 minutes.
"I am full of confidence and motivated to represent Serbia in the best possible way", he said following the victory. "I am yearning for a medal in Tokyo, hopefully gold, and then i'll go to New York to complete it all."
Medvedev, who is making his Olympics debut, produced a dominant display to rout Sumit Nagal 6-2, 6-1. The Russian OIympic Committee representative did not face a break point on his way to victory in 67 minutes.
Zverev also moved through with a comprehensive 6-2, 6-2 triumph over Daniel Galan in 71 minutes. The world number five won 87 percent of his first-service points.
Carreno Busta battled back to beat Marin Cilic 5-7, 6-4, 6-4 in two hours and 25 minutes while Fognini saved two set points in the second set as he downed Egor Gerasimov 6-4, 7-6(4).
Davidovich Fokina will next face Djokovic after escaping against John Millman 6-4, 6-7 (4), 6-3 while Sonego was upset by Nikoloz Basilashvili 6-4, 3-6, 6-4.
In the only match featuring unseeded players, Dominik Koepfer routed alternate Max Purcell 6-3, 6-0 with the German going up against Carreno Busta in round three.
Doubles results
In second-round doubles action, top seeds Nikola Mektic and Mate Pavic edged past Lorenzo Musetti and Sonego 7-5, 6-7 (5), [10-7], third seeds Juan Sebastian Cabal and Robert Farah blew away Olivier Marach and Philipp Oswald 6-4, 6-1. Eighth seeds Wesley Koolhof and Jean-Julien Rojer were forced to give Marcos Daniell and John Peers a walkover after Rojer tested positive for COVID-19. Ben McLachlan and Kei Nishikori eliminated Jamie Murray and Neal Skupski 6-3, 6-4.