Terence Crawford cemented himself as the best pound-for-pound boxer in the world in his superfight with Canelo Alvarez ... but promoter Eddie Hearn believes there's someone out there with the ability to beat Bud -- Jaron "Boots" Ennis!
TMZ Sports talked to the legendary Matchroom Boxing promoter just days before Eddie's 28-year-old, undefeated fighter takes on Uisma Lima Saturday night in front of his hometown fans in Philadelphia.
While Saturday's bout is significant for several reasons -- including because Boots, 34-0 (with 30 KOs), is stepping up in weight to 154 lbs.