WSOF 23 live results stream: 'Gaethje vs. Palomino 2' play-by-play updates

World Series of Fighting (WSOF) 23: "Gaethje vs. Palomino 2" takes place TONIGHT (Fri., Sept. 18, 2015) in Phoenix, Arizona. In the NBC Sports main event, Lightweight Justin Gaethje defends his championship against Luis Palomino for a second time.

World Series of Fighting (WSOF) 23: "Gaethje vs. Palomino" airs live on NBC Sports TONIGHT (Fri., Sept. 18, 2015) from Comerica Theatre in Phoenix, Arizona.

Tonight's top fight has the Lightweight champion making another title defense against a man he already beat in a classic earlier this year -- Justin Gaethje accepts a second challenge from Luis Palomino. The co-main event will crown the inaugural Light Heavyweight champion as David Branch…