Dominic Thiem, the losing finalist in the Australian Open this year, battled to a 6-2, 6-2, 3-6, 6-3 victory in the late match at an empty Arthur Ashe stadium.
Paris Masters 2019: Novak Djokovic overcomes illness to beat Corentin Moutet; Rafael Nadal also through to third round
Novak Djokovic defied illness to survive a scare against French lucky loser Corentin Moutet and reach the third round of the Paris Masters on Wednesday, while Rafael Nadal saw off a plucky challenge from Adrian Mannarino.
ATP Paris Masters 2019: Daniil Medvedev suffers first defeat since US Open final; defending champion Karen Khachanov bundled out
Medvedev, who had reached six successive finals, looked in control when he took the first set but he ultimately paid for failing to convert 14 of the 15 break points he carved out
Top seed Kei Nishikori dispatched "tricky" Benoit Paire 6-4, 6-3 on his debut at the Dubai Championships on Tuesday.
German Open: Dominic Thiem marks return from injury with win over qualifier Corentin Moutet in opening round
Top seed Dominic Thiem marked his return from an injury layoff with a 6-4, 6-2 victory over French qualifier Corentin Moutet in the opening round of the German Tennis Championships on Tuesday.