Who is popular today?

UFC on ESPN 2 takes place today in Philadelphia, and you can discuss the event here.

       Related Stories

UFC on ESPN 2 play-by-play and live results (3:30 p.m. ET)
Josh Emmett wanted to fight either a better-ranked or a big-named foe, Michael Johnson fit the bill
Edson Barboza still passionate after 25 years of fighting, will retire if 'I start to lose too much'