PARIS—Roger Federer defeated Marin Cilic 6-3, 6-4 Thursday to reach the quarterfinals of the Paris Masters, while Andy Murray topped Fernando Verdasco 6-3, 7-6 (6).

Federer will play James Blake, who edged Philipp Kohlschreiber 6-4, 6-4, and the fourth-seeded Murray will face defending champion David Nalbandian.

Nalbandian defeated Juan Martin del Potro 6-4, 6-0, and Andy Roddick overcame Gilles Simon 6-3, 7-5 to seal his spot in the Masters Cup.

Federer used an ace to finish the dominant win over the 20-year-old Croatian, while Murray clinched his 14th stra...

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