Petra Kvitova at the Rio 2016 Olympics.

Keys loses tough bronze match to Kvitova

After she lost to World No. 2 Angelique Kerber in the semifinals, the U.S.’ Madison Keys fell to the Czech Republic’s Petra Kvitova in Satur…

Andy Murray at the 2016 Rio Olympic Games.

Andy Murray returns to form in semifinal

After nearly losing a tight quarterfinal match against 12th-seeded American Steve Johnson, reigning gold medalist Andy Murray returned to fo…