Pakistan, Aug. 14 -- World number three Alexander Zverev said cutting Masters tournaments back to one week would help players maintain their fitness instead of having to manage their workload and be selective about which events they compete in. Jannik Sinner withdrew from the Canadian Open to prioritise his health after retaining his Wimbledon title, while 24-times Grand Slam winner Novak Djokovic also skipped the US Open tune-up to manage his workload. Carlos Alcaraz missed out due to a wrist injury that has kept him out since April. The withdrawals once again left the tournament without three of the sport's top names after the trio also missed last year's edition. French Open champion Zverev, who lost his opening match in Montreal, told...