Greg Hardy reacts following first-round KO loss to Tai Tuivasa at
Greg Hardy details conversation with UFC after they didn't re-sign him
Greg Hardy knocks out foe in just 17 seconds on Dana White's
Greg Hardy, UFC veteran and ex-NFL All-Pro, KO'd in boxing match
After earning UFC contract, Greg Hardy returns at Contender Series
FREE FIGHT, Hardy's 57 Second KO
FULL Greg Hardy KO'd by Alexander Flores