Andy Murray, 32, was asked about renewing his battle with the ATP's 'Big Three' as he prepares to feature in the singles circuit in Asia.
After competing in the Zhuhai Championships and China Open, Andy Murray will stay in the Far East to compete in the Shanghai Masters.
Daniil Medvedev claimed his first ATP Masters 1000 title, beating David Goffin in the Western & Southern Open final.
Daniil Medvedev was a set down against Novak Djokovic, but he rallied to stunning 3-6 6-3 6-3 semi-final victory in Cincinnati on Saturday.
Daniil Medvedev and Novak Djokovic will meet in the semi-finals, while David Goffin and Richard Gasquet are set to clash.
Lucas Pouille produced an impressive display but it was still not good enough as world number one Novak Djokovic prevailed on Friday.
Nick Kyrgios was fined $113,000 (£93,254) for five separate offences in Cincinnati and Andy Murray says he must change his ways.
Novak Djokovic eased into the Western & Southern Open quarter-finals, but Roger Federer crashed out.
Novak Djokovic eased past Pablo Carreno Busta to reach the Western & Southern Open quarter-finals.
Roger Federer's US Open preparations took a hit as the world number three suffered a shock Western & Southern Open defeat to Andrey Rublev.