Julius “The Chef” Jackson claims to lack the one-punch knockout power of his father and trainer, Julian, a heavy-hitting, two-division champion in the late 1980s and 1990s. Unfortunately for Jackson, his opponent Tuesday night had more than enough firepower for a head-swiveling, all-out assault. Jose Uzcategui floored Jackson three times in the first round and dropped him once more early in the second en route to a sensational stoppage in a 168-pound battle at Cowboys Dancehall in San Antonio, Texas. Uzcategui (24-1, 20 KOs) blasted and dropped Jackson (19-1, 15 KOs) with a big right hand to the point of the chin just a minute into the bout, clobbered him to the canvas a second time at the 1:27 mark with a right-hand, left-hook combination, then ripped home a right uppercut and left hand that floored Jackson once more with 35 seconds remaining. Somehow, Jackson made it to the bell, but all that did was delay the inevitable. At the start of the second round, Uzcategui immediately po