Will Smith comes off the bench and hits a walk-off home run in a 5-4 win over the Diamondbacks that helps extend the Dodgers’ NL West lead.

Yoshinobu Yamamoto gives up four hits, one earned run and strikes out 10 over seven solid innings.

Tanner Scott struggles again, giving up a three-run home run to Corbin Carroll in the eighth.

Sunday was gut-check time for the Dodgers .

A day where, as a clearly frustrated Dave Roberts put it before the game, the team needed to “not get embarrassed” in the face of a potential three-game sweep by the Arizona Diamondbacks, and play with a level of “pride” that had been missing the previous two nights.

“Whatever it is, we’ve got to do it right now,” the manager said. “We’ve got to win today. We’ve got to play better baseball. ... There’s more in

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