Luke Thomas gives his 'Main Event Preview' for Frankie Edgar's bantamweight debut against Pedro Munhoz this weekend at UFC on ESPN 15, speaks with UFC Light-Heavyweight Anthony Smith about his upcoming fight with Aleksandar Rakić next week and the happenings in his division, and reacts to Sean O'Malley's recent comments on his 'Timbo Sugar Show' podcast about his loss to Marlon "Chito" Vera at UFC 252