It's over for Muller.

The next possible semifinal of Alexander Muller will be waiting. Since the beginning of the year, the 28-year-old Francilian had almost become a regular in the last square. In ten tournaments, Muller had been part of the last four players still in the race three times, including twice on the big circuit, in Rio de Janeiro, where he had scored in the final on the Argentinian Sebastian Baez, and in Hong Kong during his very first release of the se…