During Wednesday night's edition of UFC Tonight it was announced that a bout between former women's bantamweight champion Holly Holm and Valentina Shevchenko is in the works to headline the July 23 card, which takes place in Chicago, Illinois.
Also reported as a potential bout is a light heavyweight tilt between Anthony Johnson and Glover Teixeira.
Already announced for UFC on FOX 20 is a lightweight bout between Gilbert Melendez and Edson Barboza. It will have been a full year since Melendez last appeared in the Octagon, going back to his UFC 188 loss to Eddie Alvarez.