Federer, Djokovic Advance, Muguruza, Wawrinka Crash Out
Roger Federer and Novak Djokovic advanced to the third round while the third seeded Garbine Muguruza and Stan Wawrinka were sent packing in upset victories on a hot day in Melbourne. Federer defeated Jan-Lennard of Germany /4; /4; 7/6 (4)…