Watch: UFC Fighter Sean O'Malley's Brutal Knock Out Of Aljamain Sterling Called 'Most Beautiful' Shot, Gets 12 Million Plus Views
The UFC (Ultimate Fighting Championship) is often refereed to as the most brutal martial arts competition in the world. In the octagonal cage, anything can happen. From spectacular to ruthless action, UFC fights often give glimpse of ruthless fights. The same was visible during American professional mixed martial artist Sean O'Malley's fight against Jamaican-American rival Aljamain Sterling recently.