Knight Rider S04 E15 Redemption of a Champion

"Michael Knight is today's hero! Driving the car of tomorrow! Together, they're the ultimate crimecrashers!"

When a sports promoter who claims to have some incriminating information about a legendary boxing match is murdered, Michael investigates an upcoming fight involving a villainous promoter and a former boxing champ who is determined to step back into the ring even if it kills him...