Sherdog’s Top 10: Moments When Titles Changed Hands Stunning upsets, violent finishes and heated rivalries are all part of MMA’s volatile championship history.

Frank Mir Knocks Todd Duffee Unconscious in UFC Fight Night San Diego Headliner Frank Mir is constructing quite the late-career resurgence as a knockout artist.

Joanna Jedrzejczyk Puts a Beating on Jessica Penne, Stops Her in Third to Retain UFC Title For a minute or so, the main event of UFC Fight Night “Jedrzejczyk vs. Penne” was competitive.

Preview: UFC Fight Night ‘Jedrzejczyk vs. Penne’ Newly minted strawweight champion Joanna Jedrzejczyk will defend her title for the first time on Saturday in Berlin.

Fabricio Werdum, From the Beginning A chance meeting in a shoe store led “Vai Cavalo” to Brazilian jiu-jitsu and set him on a path to mixed martial arts greatness.

Vitor Belfort, From the Beginning The otherworldy talents of “The Phenom” have crossed generations and carried him through nearly two decades of combat.

HEAVYWEIGHTS COLLIDE AS UFC RETURNS TO SAN DIEGO ON JULY 15 (PRESS RELEASE) -- Las Vegas – UFC® will once again bring an action-packed card to Southern California when two of the heavyweight division’s toughest fighters, former two-time heavyweight champion Frank...

From the Stage to the Cage Once the frontman for the band Ruiner, Robert Sullivan has turned his attention toward a career in mixed martial arts.

Matches to Make After UFC Fight Night ‘Hunt vs. Miocic’ This was not easy to watch.

Kevin Lee vs. James Moontasri Added to UFC Fight Night in San Diego Kevin Lee will lock horns with James Moontasri at UFC Fight Night "Mir vs. Duffee" on July 15.