Nate Diaz locks in a killer triangle choke, then seals it with his signature Stockton salute.
Listen to the Knockout Radio podcast as Randy Harris and the crew break down the UFC 198 mega-event in Brazil and preview Sunday's UFC Fight Night 88.
UFC middleweight Chris Camozzi steps into the Octagon opposite
Former bantamweight champion Renan Barao makes his UFC featherweight
To make their bouts official, the UFC Fight Night
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