Vargas battered by Cubs, Ramirez exits with cramping

Chicago Cubs' Addison Russell, right, slides into San Diego Padres' Brett Wallace, at third, as Javier Baez (9) returns to third off Addison Russell's double during the second inning of a baseball game Tuesday, May 10, 2016, in Chicago. Russell was eventually tagged out by shortstop Alexei Ramirez while trying to return to second. (AP Photo/Charles Rex Arbogast)CHICAGO — When the Padres and the Chicago Cubs play each other in a day-night doubleheader Wednesday, the on-paper mismatch will cover more than talent.

In Tuesday's game, San Diego's already-tenuous depth absorbed more blows. Rookie right-hander Cesar Vargas, a revelation through his first three starts, didn't make it past four…