Zverev in, Nadal out at the ATP Finals

Defending champion Alexander Zverev secured the last semifinal spot at the ATP Finals on Friday, eliminating Rafael Nadal in the process. Zverev beat Daniil Medvedev 6-4, 7-6 (4) at the O2 Arena to finish second behind Stefanos Tsitsipas in the group and set up a semifinal against Dominic Thiem. Nadal had stayed in contention by rallying to beat Tsitsipas 6-7 (4), 6-4, 7-5.