Tennis: Spain's Rafael Nadal beat defending champion Stefanos Tsitsipas to qualify for Semi finals of ATP Finals

In Tennis, Spain's Rafael Nadal beat defending champion Stefanos Tsitsipas 6-4 4-6 6-2 to qualify for the Semi finals of ATP Finals in London. The last round-robin match in the London Group had become a straight knockout with both the players having lost to Dominic Thiem and beaten Andrey Rublev earlier.   Nadal will now face Daniil Medvedev in semi-finals with the Russian already assured of top spot in the Tokyo Group. World number one Novak Djokovic will play Alexander Zverev later to...