George Kambosos Added To Pacquiao/Broner Undercard

World ranked lightweight contender "Ferocious" George Kambosos Jnr. returns to the ring when he faces Rolando Chinea (15-2-1, 6 KOs) on Saturday, January 19, in a scheduled eight-rounder on the undercard to the Manny Pacquiao-Adrien Broner Welterweight World title clash at MGM Grand Garden Arena in Las Vegas, NV.