Why isn't Canelo calling out Golovkin or Andre Ward?

By Dan Ambrose: In his recent win over WBA junior middleweight champion Austin Trout last month, WBA/WBC junior middleweight champion Saul "Canelo" Alvarez (42-0-1, 30 KO's) scaled in at 172 lbs after rehydrating for the bout after making the 154 pound limit a day earlier. That's 18 pounds of rehydration weight that Canelo gained back,