Can Novak Djokovic, Rafael Nadal make it out of semifinals?
Group stage winners Dominic Thiem and Daniil Medvedev are in peak form and pose a threat to Novak Djokovic winning his record-tying sixth ATP Finals title and Rafael Nadal his first.
Group stage winners Dominic Thiem and Daniil Medvedev are in peak form and pose a threat to Novak Djokovic winning his record-tying sixth ATP Finals title and Rafael Nadal his first.