Anthony Johnson (Garrett Derr/The MMA Corner)Anthony Johnson vs. Glover Teixeira Confirmed for Co-Main Event of UFC on FOX 20 José Youngs May 5, 2016 Spotlight, UFC A light heavyweight matchup between a pair of heavy-handed former title contenders in Anthony Johnson vs. Glover Teixeira has officially been booked for the co-main event of UFC on FOX 20 in Chicago. FOX Sports confirmed the booking after an initial report on Wednesday afternoon. Johnson (21-5) was last seen walking away with a violent first round knockout over Ryan Bader at UFC on FOX 18 in January. Prior to this win, ‘Rumble’ laid waste to Jimi Manuwa at UFC 191 in September. This got “Rumble” back into the win column after suffering a third round submission loss at the hands reigning champion Daniel Cormier in their main event title fight at UFC 187. Teixeira (24-4) is coming off a violent first round knockout over Johnson’s teammate and former champion Rashad Evans at UFC on FOX 19 last month. This marked his third straight stoppage win after scoring dominant second round TKO over Patrick Cummins and a third round submission of Ovince Saint Preux. The entire event is expected to go down on July 23 at the United Center in Chicago, Illinois.