Bernard Tomic shares message to Roger Federer

Former world No. 17 Bernard Tomic paid a tribute to Roger Federer as he described the Swiss as one of the greatest in tennis history.Federer, a 20-time Grand Slam champion, retired from tennis after the Laver Cup. Tomic, 29, played against Federer four times.In those four meetings, Tomic didn't clinch a single win over Federer.Tomic won just one set in those four matches as he took a set off Federer when they played in the Davis Cup, in 2011."One of the greatest players ever. Honor playing