Alexander Zverev and Kei Nishikori into the 3R

Alexander Zverev could hardly win his match against Jeremy Chardy in the 2nd round of the tournament

The german survived after winning this match in 5 sets with score of
7-6 (7-5) 6-4 5-7 6-7 (6-8) 6-1

And The World Number 8 Kei Nishikori also had a tough time with Ivo Karlovic

The japanese faced 59 aces from the serve machine Karlovic,

Although that Nishikori could take the match in the final set in tiebreak

 6-3 7-6 (8-6) 5-7 5-7 7-6 (10-7) and that cost him 3h48mins