The boxing ring at Reebok HQ for the UFC 220 open workouts

The boxing ring at Reebok HQ for the UFC 220 open workouts

 Switzerland's Volkan Oezdemir hits the pads at UFC 220 open workouts

Switzerland's Volkan Oezdemir hits the pads at UFC 220 open workouts

 French heavyweight Francis Ngannou kicks his coach at the UFC 220 open workouts

French heavyweight Francis Ngannou kicks his coach at the UFC 220 open workouts

 Francis Ngannou trips his coach at the UFC 220 open wokouts

Francis Ngannou trips his coach at the UFC 220 open wokouts

 Francis Ngannou's coach begs for mercy at the UFC 200 open workouts in Boston

Francis Ngannou's coach begs for mercy at the UFC 200 open workouts in Boston

 Daniel Cormier hits the pads at the UFC 200 open workouts in Boston

Daniel Cormier hits the pads at the UFC 200 open workouts in Boston

 Daniel Cormier attempts a takedown during the open workouts ahead of UFC 220

Daniel Cormier attempts a takedown during the open workouts ahead of UFC 220

 Heavyweight Stipe Miocic arrives for the UFC 220 open workouts

Heavyweight Stipe Miocic arrives for the UFC 220 open workouts

 Francis Ngannou talks to the media ahead of UFC 220 in Boston

Francis Ngannou talks to the media ahead of UFC 220 in Boston

 Daniel Cormier and Volkan Oezdemir face off at the UFC 220 media day

Daniel Cormier and Volkan Oezdemir face off at the UFC 220 media day

 Heavyweights Stipe Miocic and Francis Ngannou square off at UFC 220 media day

Heavyweights Stipe Miocic and Francis Ngannou square off at UFC 220 media day

 The UFC heavyweight title belt

The UFC heavyweight title belt

 The empty TD Garden arena in Boston ahead of UFC 220

The empty TD Garden arena in Boston ahead of UFC 220

 Abdul Razak Alhassan gets ready backstage at UFC 220

Abdul Razak Alhassan gets ready backstage at UFC 220

 Julio Arce leaves the Octagon after beating Dan Ige at UFC 220

Julio Arce leaves the Octagon after beating Dan Ige at UFC 220

 Heavyweight Stipe MIocic arrives at the TD Garden for UFC 220

Heavyweight Stipe MIocic arrives at the TD Garden for UFC 220

 French heavyweight Francis Ngannou arrives at the TD Garden in Boston

French heavyweight Francis Ngannou arrives at the TD Garden in Boston

 Flyweight Dustin Ortiz runs backstage after beating Alexandre Pantoja at UFC 220

Flyweight Dustin Ortiz runs backstage after beating Alexandre Pantoja at UFC 220

 Daniel Cormier starts his walk to the Octagon for his title fight at UFC 220

Daniel Cormier starts his walk to the Octagon for his title fight at UFC 220

 Light heavyweight Daniel Cormier walks backstage after defending his belt at UFC 220

Light heavyweight Daniel Cormier walks backstage after defending his belt at UFC 220

 Heavyweight champion Stipe Miocic leaves the Octagon after defending his belt at UFC 220

Heavyweight champion Stipe Miocic leaves the Octagon after defending his belt at UFC 220