The second semifinal of this year’s United Cup is as exciting as the first one and perfectly balanced. World No.3 Coco Gauff will take on Karolina Muchova and world No.4 Taylor Fritz will face Tomas Machac.

In their quarterfinal, the Americans beat China 3-0, led by Coco Gauff and Taylor Fritz. With the elimination of Alexander Zverev's Germany, the American team is a candidate, toge

Coco Gauff and Taylor Fritz have powered the U.S. into the semifinals of the United Cup mixed teams tennis event.