Watch HDToday. UFC Fight Night 179: Moraes vs. Sandhagen was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on October 11, 2020 at the du Forum on Yas Island, Abu Dhabi, United Arab Emirates. A bantamweight bout between former WSOF Bantamweight Champion and UFC Bantamweight Championship challenger Marlon Moraes and Cory Sandhagen served as the event headliner.