Reilly "Large Adult" Opelka, Matteo Berrettini, Simone Bolelli and Cameron Henricy Trigolos compete in the ATP Ba...

Tennis became the first professional sport to return to the U.S. over the weekend, as four ATP pros battled it out in a backyard cou...

I didn't exactly understand how the latest Davis Cup qualifying round worked. But what matters is that 18 teams -- Croatia, Hunga...