Vitali Klitschko defended his championship title, Oleg Maskaev lost by knockout On Saturday, 38-year-old Ukrainian heavyweight Vitali Klitschko defended his World Boxing Council (WBC) championship belt for the fourth time this year, defeating the previously undefeated 30-year-old American Kevin Johnson. This fight, which took place in the Swiss capital of Bern, lasted all 12 rounds, after which the judges recorded the champion's complete advantage - 120:108, 119:109, 120:108.