Brian Campbell joins CBS Sports HQ to break down the implications UFC 321 could have on the pound-for-pound rankings. SUBSCRIBE TO OUR CHANNEL: youtube.com/user/CBSSports WATCH CBS Sports HQ: cbssports.com/live Paramount Plus: paramountplus.com FOLLOW US ON: Facebook - facebook.com/CBSSports Instagram - instagram.com/cbssports Twitter - twitter.com/CBSSports #ufc #alexpereira #tomaspinall #ufc321