Gervonta ‘Tank’ Davis knocks out Frank Martin in eighth round: Highlights

Gervonta Davis knocked out Frank Martin in the eighth round.

Gervonta “Tank” Davis knocked Frank Martin out in the eighth round tonight, retaining his WBA lightweight title.

An uppercut stunned Martin first, leaving him defenseless for a follow-up left hand that put Martin down and out for the count.

It’s the first loss for Martin, who falls to 18-1 (12 KO), while Davis improves to 30-0 (28...