Video: Novak Djokovic practices and has a little fun

World tennis #1 Novak Djokovic practices at the La Quinta Resort, Indian Wells, CA during the BNP Paribas Open.  He closes his practice session with some fun and games with his coach and hitting partner.  The next day, Djokovic would be defeated by 6’9″ American John Isner.  Notice when practicing returns of overhead slams, his coach climbs a ladder.