Marcio Barbosa scores brutal first-round KO over Dennis Buzukja in UFC debut

Marcio Barbosa delivered a devastating first-round knockout of Dennis Buzukja in his UFC debut at UFC Winnipeg. Barbosa improved to 18-2 and extended his winning streak to five fights, with 17 of his 18 victories coming by finish (15 knockouts, 2 submissions). Buzukja dropped to 12-6 overall and now has just one win in his last five fights. The knockout showcased Barbosa's finishing power that has defined his career. Buzukja's struggles in the UFC continue with another setback.