Jake Arrieta broke Madison Bumgarner's postseason scoreless streak in impressive fashion. Not on Monday night — and Jake Arrieta, of all people, proved it in Game 3 of the National League Division Series in San Francisco. Arrieta, the Chicago Cubs' starting pitcher, shocked AT&T Park and whipped the Cubs dugout into a joyous frenzy when he blasted a three-run homer off Bumgarner in the second inning.