ATP Finals: Dominic Thiem defeats 20-time Grand Slam champion Rafael Nadal

In tennis, Dominic Thiem defeated 20-time Grand Slam champion Rafael Nadal in straight sets at the ATP Finals in London yesterday. World number three Thiem of Austria clinched a 7-6, 7-6 victory over world number two Spaniard Nadal.   Earlier, Thiem had beaten reigning champion Stefanos Tsitsipas of Greece in his opening round-robin match and will qualify for the semi-finals if Tsitsipas beats Andrey Rublev later.   Nadal, who beat Rublev in their opener, missed a chance to qualify with a match ...