Dutch-Croatian duo Wesley Koolhof and Nikola Mektic claimed their first title together by winning the ATP Finals on Sunday, edging Jurgen Melzer and Edouard Roger-Vasselin 6-2 3-6 10-5.
Top seed Alexander Zverev won his second ATP title in Cologne in the space of a week with a quickfire 6-2 6-1 demolition of Argentine Diego Schwartzman in the final of the bett1HULKS Championship on ...