Latvian tennis star Jelena Ostapenko (Picture: BBC) Jelena Ostapenko told her opponent Laura Siegemund to ‘learn how to lose’ after a heated row broke out over a rules controversy at Wimbledon. Ostapenko and her partner Marcelo Arevalo punched their ticket into the Mixed Doubles semi-finals with a straight-set victory over Laura Siegemund and Edouard Roger-Vasselin. […]
