Although he was able to continue the match he won only one more game .
With the score at 1 -- 1 in the fifth set , Cain was injured when he twisted his ankle and slid head first into the scoreboard .
Although Cain was able to continue the match Cain won only one more game .
With the score at 1 -- 1 in the fifth set , Cain was injured when he twisted his ankle and slid head first into the scoreboard .