The preliminary fights at UFC 306 concluded with a gruesome sight when Norma Dumont inflicted a significant cut on Irene Aldana’s forehead, possibly one of the most severe injuries in UFC’s history. Aldana not only endured a one-sided defeat but also faces the prospect of undergoing extensive reconstructive surgery to heal the wound. You can see the pictures and videos of the incident below, but please be aware that the content is graphic. Viewer discretion is advised.