Andrei Arlovski outscored Sergei Kharitonov in most of the exchanges in their one round bout. Unfortunately for the former UFC champ, Kharitonov won the final exchange. He caught Arlovski retreating with a hook then followed him down and battered him unconscious.

After the fight, announcer Frank Shamrock said "maybe it's time for Andrei Arlovski to retire." Arlovski has now lost four straight fights. All of Arlvoski's recent losses have come against other competitors in the tournament: Fedor Emelianenko, Brett Rogers, Antonio Silva and now Sergei Kharitonov. Three of those four losses came by way of knock out.

Kharitonov advances to the semi-final round of the Strikeforce eight man heavyweight tournament. The tournament also featues Fedor Emelianenko, Alistair Overeem, Josh Barnett, Brett Rogers, Antonio Silva and Fabricio Werdum.

Arlovski came in landing leg kicks and jabs. He quickly lunged in with crosses and upper cuts. Kharitonov worked to corner him and began to land when Arlovski landed a triple uppercut. Kharitonov ate some knees and more punches but kept working to trap Arlovski against the cage. Arlovski repeatedly beat Kharitonov to the punch. Arlovski established a collar tie and landed upper cuts. Kharitonov surged back and suddenly dropped Arlovski with a brutal series of punches, followed Arlovski down and finished him with some brutal strikes that left Arlovski stiff and motionless for several seconds.

Both men entered this bout seeking redemption. Arlovski came in on three fight losing streak. Kharitonov had not fought at the top levels since the fall of Pride Fighting Championships. in 2007. But it's back to the career upswing for Kharitonov while Arlovski has now lost four in a row.