(Cincinnati, OH)  --  Novak Djokovic is resting up after his trip to the Tokyo Olympics.  The top ranked tennis player in the world announced he's pulling out of the Western and Southern Open in Cincinnati to take a longer break after a "taxing journey from Australia to Tokyo".  Djokovic followed up his win over Daniil Medvedev at the Australian Open, with a subpar performance in Tokyo that resulted in no medal.  He is also resting to continue his quest to become the first man since 1969 to go for a calendar year Grand Slam.  Djokovic will next take the court at the U.S. Open, which is slated to start on August 30th.