Online Sports Betting Tennis ATP Challenger. Istanbul. Turkiye. Clay May 19 15:30 Pullen Luke - Polichak Mili #963 1: 3.48 2: 1.28 More May 20 10:00 Barton Hynek - Matusevich Anton #3511 1: 1.31 2: 3.23 More May 20 10:00 Martin Tiffon Pol - Monteiro Thiago #3804 1: 1.87 2: 1.87 More