It hit Pavin Smith, the Arizona Diamondbacks’ leadoff batter, and stirred the backbreaking rally Saturday night. Next Ross walked Josh Rojas on five pitches, missed well high to Eduardo Escobar and called Yan Gomes, his catcher, to the mound. Pitching coach Jim Hickey jogged out from the dugout. The infield surrounded Ross. But five pitches later, after Escobar had scorched a foul ball, and when it was clear Ross had lost his feel, Escobar pulled a dead-center fastball for a three-run homer.