Federer wins, Serena loses in Cincy tourney

MASON, Ohio (AP) — Roger Federer made a successful return to the Western & Southern Open on Tuesday.The day wasn't so great for Serena Williams.Federer advanced to the third round with a 6-4, 6-4 victory against Peter Gojowczyk, and Williams was eliminated by eighth-seeded Petra Kvitova in a 6-3, 2-6, 6-3 second-round loss.Federer and Williams were making their first appearance at the tournament since they each won the title in 2015. Williams opened with a straight-set victory against