Glasgow, Scotland (Sports Network) - Ricky Burns retained his WBO Jr. Lightweight Belt Saturday with a TKO of Kevin Mitchell in the fourth round on Saturday.

Burns (35-2, 10 KOs) caught Mitchell (33-2, 24KOs) with a left hook in the fourth round and, after an eight count, again put him on the mat, prompting the referee to stop the fight.

09/22 18:44:29 ET