Aljamain Sterling beat Cody Stamann by submission via kneebar in the second round of their bantamweight bout at UFC 228 in Dallas on Sept. 8, 2018.

Credit: AP / Jeffrey McWhorter

Cody Stamann, left, throws a punch at Aljamain Sterling during their bantamweight mixed martial arts bout at UFC 228 on Saturday, Sept. 8, 2018, in Dallas.

Credit: Getty Images / Ronald Martinez

Cody Stamann and Aljamain Sterling in their Bantamweight bout during UFC 228 at American Airlines Center on September 8, 2018 in Dallas.

Credit: AP / Jeffrey McWhorter

Aljamain Sterling, right, throws a punch as Cody Stamann defends during their bantamweight mixed martial arts bout at UFC 228 on Saturday, Sept. 8, 2018, in Dallas.

Credit: Getty Images / Ronald Martinez

Cody Stamann and Aljamain Sterling in their Bantamweight bout during UFC 228 at American Airlines Center on September 8, 2018 in Dallas.

Credit: AP / Jeffrey McWhorter

Aljamain Sterling, left, fights with Cody Stamann during their bantamweight mixed martial arts bout at UFC 228 on Sept. 8, 2018, in Dallas.

Credit: Getty Images / Ronald Martinez

Aljamain Sterling and Cody Stamann in their Bantamweight bout during UFC 228 at American Airlines Center on September 8, 2018 in Dallas.

Credit: Getty Images / Ronald Martinez

Cody Stamann, top and Aljamain Sterling in their Bantamweight bout during UFC 228 at American Airlines Center on September 8, 2018 in Dallas.

Credit: AP / Jeffrey McWhorter

Cody Stamann, left, kicks Aljamain Sterling during their bantamweight mixed martial arts bout at UFC 228 on Saturday, Sept. 8, 2018, in Dallas.

Credit: Getty Images / Ronald Martinez

Aljamain Sterling, top and Cody Stamann in their Bantamweight bout during UFC 228 at American Airlines Center on September 8, 2018 in Dallas.

Credit: Getty Images / Ronald Martinez

Aljamain Sterling, top. and Cody Stamann in their Bantamweight bout during UFC 228 at American Airlines Center on September 8, 2018 in Dallas.

Credit: Getty Images / Ronald Martinez

Aljamain Sterling, top and Cody Stamann in their Bantamweight bout during UFC 228 at American Airlines Center on September 8, 2018 in Dallas.

Credit: Getty Images / Ronald Martinez

Aljamain Sterling celebrates his victory against Cody Stamann in their Bantamweight bout during UFC 228 at American Airlines Center on September 8, 2018 in Dallas.

Credit: Getty Images / Ronald Martinez

Aljamain Sterling celebrates his victory against Cody Stamann in their Bantamweight bout during UFC 228 at American Airlines Center on September 8, 2018 in Dallas.

Credit: AP / Jeffrey McWhorter

Aljamain Sterling celebrates after defeating Cody Stamann in their bantamweight bout at UFC 228 on Sept. 8, 2018, in Dallas.

Credit: AP / Jeffrey McWhorter

Aljamain Sterling, left, is acknowledged as the winner of his UFC welterweight mixed martial arts bout against Cody Stamann, right, at UFC 228 on Sept. 8, 2018, in Dallas.

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