Nolan Gorman hit a walk-off two-run homer in the ninth inning to lift the St. Louis Cardinals to a 5-3 victory over the visiting Arizona Diamondbacks on Monday night.
Lars Nootbaar drove in two runs and Paul Goldschmidt also went deep for the Cardinals, who snapped a four-game losing streak.
St. Louis starting pitcher Lance Lynn allowed three runs on seven hits and three walks in five innings. He struck out seven.
Ryan Helsley (2-2), the fourth arm out of the Cardinals' bullpen on Monday, pitched a scoreless ninth inning to earn the victory.
Eugenio Suarez went 3-for-4 with two RBIs for the Diamondbacks, who lost for the fourth time in six games.
Arizona starter Brandon Pfaadt allowed two runs on two hits and three walks in 5 1/3 innings. He struck out four.
Reliever Ryan Thompson (0-1) took the loss.
Arizona took a 2-0 lead in the second inning and nearly struck for more.
Joc Pederson hit a leadoff double and scored on Suarez's single. Lynn hit Gabriel Moreno with a pitch and walked Jake McCarthy to load the bases.
After Kevin Newman struck out, Ketel Marte hit a sacrifice fly. Corbin Carroll reached on an infield single to reload the bases, but Lynn struck out Lourdes Gurriel Jr. to escape further damage.
The Diamondbacks increased their lead to 3-0 in the fifth inning. With one out, Christian Walker walked, took second on Pederson's single and scored when Suarez bounced a ground-rule double over the left field wall.
The Cardinals cut their deficit to 3-2 in the sixth inning. Masyn Winn, Michael Siani and Brendan Donovan drew walks before Nootbaar hit a two-run single.
Goldschmidt tied the game at 3 with his solo home run in the seventh inning. He led off the ninth with an infield single off Thompson to set the stage for Gorman's first-pitch homer off Kyle Nelson.
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