Online Sports Betting Tennis ATP Challenger. Istanbul. Turkiye. Clay May 20 10:00 Martin Tiffon Pol - Monteiro Thiago #3804 1: 1.87 2: 1.87 More May 20 10:00 Kuzmanov Dimitar - Sanchez Izquierdo Nikolas #3949 1: 2.06 2: 1.71 More May 20 10:00 Jorda Sanchis David - Evseev Denis #4084 1: 1.45 2: 2.64 More May 20 11:10 Michalski Daniel - Hassan Benjamin #4334 1: 1.73 2: 2.03 More May 20 12:00 Barton Hynek - Matusevich Anton #3511 1: 1.36 2: 3.01 More May 20 12:00 Ayeni Alafia - Agamenone Franco #3950 1: 3.71 2: 1.25 More May 20 14:00 Nedic Andrej - Alkaya Mert #4550 1: 1.48 2: 2.53 More