Jarron Ennis (33-0-1, 29 KOs) believes that Terence Crawford (41-0, 31 KOs) should get heavier before fighting Saul “Canelo” Alvarez (62-2-2, 39 KOs). ‘Bud’ is gearing up for one of the biggest showdowns of his career yet, against Alvarez at Allegiant Stadium in Las Vegas on September 13.