The night a former MMA world champion fought a fan with Down syndrome
One of the most heartbreaking moments in MMA history
One of the most heartbreaking moments in MMA history
The first heavyweight world champion using a southpaw stance
The day Frazier put the champion "to sleep"
One of the biggest fights in boxing history
A fight to remember – one of the most dynamic fights in Golovkin's career
The biggest win in Frazier's career