Night after blown save, Pirates finish off Cubs

Felipe Rivero gets Wilson Contreras to ground out to the mound and earns the save to seal the win against the CubsPITTSBURGH -- A day after the Pirates' bullpen decisions backfired, manager Clint Hurdle seemingly pushed all the right buttons. Specifically, the one several Bucs players have referred to as the "easy" button: Felipe Rivero. The left-hander escaped a jam in the eighth and enjoyed a perfect ninth, and his five-out save sealed the Bucs' 4-3 win over the Cubs on Saturday night at PNC Park.

The Pirates broke a 2-2 tie in the fifth, when Jordy Mercer doubled and scored on Adam Frazier's single to right. That was the third run the Pirates scored off Jake Arrieta, whose command…