Hong Kong’s Wong Chun-ting and Doo Hoi-kem finally ended their mixed doubles title drought at the WTT Star Contender Doha event on Sunday. The pair have one of the sport’s longest running partnerships, combining forces for the first time well over a decade ago, and that vast experience made the difference in a 3-1 win over South Korean pair Park Gang-hyeon and Kim Na-yeong. There was more success for Macau’s Zhu Yuling too, who grabbed her second successive women’s individual gold in Qatar,...