There's a clear UFC vs. Strikeforce theme to tonight's UFC on Fox 7 card in San Jose. Ben Henderson defends his lightweight title against Strikeforce champion Gilbert Melendez in the main event. Former UFC heavyweight champion Frank Mir faces Strikeforce Grand Prix winner Daniel Cormier in the co-main event. The preliminary card continues the theme with matchups like Francis Carmont versus Lorenz...

Bantamweight prospect T.J. Dillashaw (7-1) became the third UFC 158 victor to join the card of UFC on FOX 7 as an injury fill-in, replacing the sidelined Francisco Rivera (9-2) against Hugo Viana (7-0) on the night's preliminary card.

UFC officials announced the change on Friday. Previously, Darren Elkins replaced Clay Guida and Jordan Mein replaced Dan Hardy on the spring fight card.

UFC on FO...

The 2nd and final bantamweight bout at UFC 158 in Montreal, Canada is a matchup between TUF 14 finalist T.J. Dillashaw (6-1 MMA, 2-1 UFC) and Japan's Issei Tamura (7-3 MMA, 1-1 UFC). Originally, Tamura was due to fight Canadian Mitch Gagnon, but Dillashaw replaced Gagnon after he announced he was injured and unable to compete.

This new matchup has Dillashaw as the overwhelming favorite, and base...

Now this is a mixed martial arts (MMA) grudge match.

Following a dominant victory over Carlos Condit, Ultimate Fighting Championship (UFC) Welterweight Champion Georges St. Pierre has set his sights on the one man whose performance with which he is least impressed, former Strikeforce kingpin Nick Diaz. The 170-pound standouts will finally let their fists do the talking in the main event of UFC 1...