Online Sports Betting Tennis ATP 500. Halle. Germany. Grass Jun 20 13:00 Cobolli Flavio - Zverev Alexander #979 1: 6.43 2: 1.12 More Jun 20 15:00 Bublik Alexander - Machac Tomas #980 1: 1.50 2: 2.61 More Jun 20 16:10 Etcheverry Tomas Martin - Khachanov Karen #981 1: 3.27 2: 1.34 More