sentences:  Gunderson fought and defeated UFC newcomer and Canadian kickboxing champ Mark Holst.Gunderson was expected to face Efrain Escudero on September 15, 2010 at UFC Fight Night 22, however Escudero fought Matt Wiman as Mac Danzig was pulled from the card due to injury.Gunderson instead faced returning UFC veteran and former number 2 world ranked lightweight Yves Edwards, and lost the fight via unanimous decision.