David “El Monstruo” Benavídez lived up to his nickname and billings as perhaps the sport’s most destructive offensive weapon as he defended his Interim WBC Super Middleweight Title and blitzed former two-division champion Demetrius “Boo Boo” Andrade with a stoppage after the sixth round in the SHOWTIME PPV main event Saturday night headlining a Premier Boxing Champions event from Michelob ULTRA Arena at Mandalay Bay Resort and Casino in Las Vegas.