Alcaraz steps up practice, but Greg Rusedski warns rushing back for New York would be a big risk.
Zverev advanced as rivals fell early, leaving a much clearer path through the Cincinnati Open draw.
Zverev beat Norrie in Cincinnati, but a finish after 2am raised fresh concerns.
Zverev returns for Germany's Davis Cup tie against Croatia with Finals qualification in sight.
Zverev calls the longer Masters 1000 schedule an easy fix after withdrawals mount in Canada and Cincinnati.
Zverev and Djokovic headline a Cincinnati draw that also puts Jodar in their half.
Zverev fell to Griekspoor in Toronto and again criticised the Canadian Open balls and conditions.
Zverev fell early in Montreal, while Alcaraz’s Cincinnati withdrawal keeps his US Open status in doubt.
Courier and Edmund debate who can eventually challenge the Alcaraz-Sinner grip on men’s tennis.
Zverev explains why Alcaraz feels like a better matchup than Sinner in their growing ATP rivalry.
