Stan Wawrinka and Caroline Wozniacki through to fourth round of ROLAND-GARROS More in today's Optum Rx/UnitedHealth Group top story:

PARIS (AP) -- Former champion Stan Wawrinka is through to the fourth round of the French Open with a 7-6 (2), 6-0, 6-2 win against Italian Fabio Fognini.It was a very tough first set and after that I really got into it, said Wawrinka, the 2015 champion. I