Heavy hitters Frank Mir and Brock Lesnar quickly start throwing blows at UFC 81. Watch Mir battle Antonio “Bigfoot” Silva in the main event at UFC Fight Night Porto Alegre.
REPLAY! Brock Lesnar vs. Frank Mir (Full Fight)
Heavy hitters Frank Mir and Brock Lesnar quickly start throwing blows at UFC 81. Watch Mir battle Antonio “Bigfoot” Silva in the main event at UFC Fight Night Porto Alegre.