Are Cubs, White Sox for real? At All-Star Game, division opponents of both teams weighed in

PHILADELPHIA — Miguel Vargas’ second-deck home run in Tuesday’s All-Star Game, crushed to left field while Pete Crow-Armstrong was mic’d up in center for the top of the eighth inning on Fox, was a moment for baseball fans in Chicago to savor. As was Crow-Armstrong’s base hit pulled through the right side of the infield in the bottom of the same frame, when Vargas, Tristan Peters and Munetaka Murakami all were in the field defensively. The White Sox and Cubs put their stamps on baseball’s first…