Machado’s errors, San Diegans help Pirates beat Padres

(Joe Sargent/Getty Images) Pirates’ Steven Brault scores winning run in front of Padres catcher Francisco Mejia in the seventh inning Friday at PNC Park.Manny Machado’s homer provides Padres’ only run, but his two errors allow Pirates to score winning run

PITTSBURGH —

Manny Machado gave, and then he gave away.

The third baseman’s home run tied Friday night’s game at PNC Park in the fourth, and his two errors on one play in the seventh allowed the Pirates to take a lead they didn’t relinquish.

Two Grossmont High alumni figured prominently in the Pirates’ 2-1 victory over the Padres.

Pirates starter Joe Musgrove held the Padres to a run in seven innings, and fellow Foothiller Steven Brualt scored…