Mikael Ymer was disqualified from the Lyon Open on Wednesday after he smashed his racket on the umpire's chair following an argument over a line call. Swede Ymer was playing Frenchman Arthur Fils in the last 16 of the ATP 250 event when the 24-year-old argued with the umpire over a return and pointed to a mark on the clay to make his case. The umpire said he saw the ball bounce on the line but Ymer, ranked number 53 in the world,