Win in Shanghai Guarantees Federer a 300th Week as Number One
After dropping the first set, Roger Federer defeated his Swiss compatriot Stanislas Wawrinka at the 2012 Shanghai Rolex Masters 4-6, 7-6(4), 6-0 to advance to the quarterfinals, and in the process, guaranteed himself a spot at the top of the ATP Men’s Singles Rankings for a 300th week. Wawrinka got off to a strong start to win just…

