Pereira retains light heavyweight title with 2nd-round TKO of Prochazka at UFC 303

LAS VEGAS — Alex Pereira first became a champion kickboxer and then moved to the UFC and won title belts in the middleweight and light heavyweight divisions. And, after Saturday night’s convincing victory over top-ranked challenger Jiri Prochazka in UFC 303, he might not be done. Pereira could move up to heavyweight and do what no UFC fighter has ever accomplished — win championships in three weight classes. He put himself in position after delivering a vicious left kick to Prochazka’s head and then pounded him, ending the fight 13...