Artur Beterbiev Vs. Joe Smith Jr. Undercard Results: Troy Isley Stops Donte Stubbs

Troy Isley (6-0, 4 KOs) was in no mood to enlist the help of three judges sitting ringside. With the middleweight prospect battering Donte Stubbs (6-6, 2 KOs) for most of their bout, he closed the show in the sixth and final round, scoring a one-punch knockout victory.