Mar.02 - SportLand: US Open champion Sloane Stephens suffered her ninth defeat in 11 matches as she become beaten by way of world number 183 Stefanie Vogele inside the Mexican Open.
world range 13 Stephens, 24, began the event without a win for the reason that her maiden Grand Slam triumph in September.
After victories within the first rounds, the american top seed slipped to a 6-4 5-7 6-2 sector-final defeat.
Swiss Vogele's win became her first over a top-20 participant because she beat Stephens in 2013.
South African Kevin Anderson, the fifth seed, faces American Jared Donaldson for a place in Saturday's final.