Cain does it all to lead Giants in win vs. Cubs

Javier Baez's RBI single sustained an eighth-inning rally in which the Cubs brought the potential tying run to the plate. But Giants left-hander Javier Lopez extinguished the threat by striking out pinch-hitter Tim Federowicz. Santiago Casilla surrendered Dexter Fowler's leadoff homer in the ninth before retiring the next three hitters for his 11th save.

MOMENTS THAT MATTERED

Posey parks one: After coming about three feet short of hitting a three-run homer Friday, Buster Posey left nothing to chance in Saturday's third inning, clearing the left-field barrier with plenty to spare to record his fifth homer of the season, a two-run shot. Before that, Posey had recorded just one hit in his…