MERCEDES CUP—STUTTGART, GERMANY
Quarterfinal results:
(1) Roger Federer DEFEATS Florian Mayer 762 761
(3) Dominic Thiem DEFEATS Mikhail Youzhny 36 64 75
Juan Martin Del Potro DEFEATS (4) Gilles Simon 67(3) 63 60
(7) Philipp Kohlschreiber DEFEATS Radek Stepanek 64 75
*****
RICOH OPEN—S-HERTOGENBOSCH, NETHERLANDS
Quarterfinal results:
(7) Gilles Muller DEFEATS (1) David Ferrer 46 64 765
(8) Nicolas Mahut DEFEATS (2) Bernard Tomic 675 64 62
(3) Ivo Karlovic DEFEATS Adrian Mannarino 63 64
(5) Sam Querrey DEFEATS Stefan Kozlov 63 60
