Berdych dominates Devvarman
Top seed Tomas Berdych crushed India's Somdev Devvarman in a predictably one-sided second-round clash at the Chennai Open.
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Berdych, ranked 658 places above his opponent, cruised to a 6-3 6-1 success in 65 minutes.
The Czech took apart the home favourite's second serve, winning 83% of points on it as he broke once in the first set and three times in the second.
Marin Cilic, the third seed, survived a scare to see off Sergiy Stakhovsky.
The Croatian had to come from a set down to defeat his Ukrainian opponent 4-6 6-2 6-3 in one hour 46 minutes.
Fifth-seeded Frenchman Benoit Paire dropped just one game as he swept aside Israel's Dudi Sela 6-1 6-0, while Spain's Roberto Bautistaagut overcame Germany's Matthias Bachinger 7-6 (7/4) 6-3.