Federer runs winning streak to 38 matches

DUBAI, United Arab Emirates -- Roger Federer showed off a circus shot while extending his career-best winning streak to 38 matches, defeating Daniele Bracciali 7-5, 6-3 Wednesday to advance to the quarterfinals of the Dubai Open.

The top-seeded Federer next will face seventh-seeded Novak Djokovic, who beat Rainer Schuettler 7-6 (5), 6-3.

Defending champion Rafael Nadal survived another thriller, edging Igor Andreev 6-2, 3-6, 7-6 (2). Next for Nadal is Mikhail Youzhny, who topped No. 6 Tomas Berdych 7-6 (6), 6-3.

Olivier Rochus upset third-seeded Nikolay Davydenko 4-6, 6-4, 6-2. Also reaching the quarterfinals were fifth-seeded Tommy Haas, 2002 champion Fabrice Santoro and Robin Soderling.