Poland’s Hubert Hurkacz showed his Wimbledon credentials when he hammered tennis world number one Daniil Medvedev 6-1, 6-4 to win the ATP 500 grasscourt tournament in the Gerry Weber Stadion of Halle, Germany. Tennis world number 12 Hurkacz defeated Medvedev and Roger Federer en route to the semi-finals at Wimbledon last year and showed he will once again be a …