What happened: Waldschmidt drove an 84.2 mph slider 407 feet to left field with two outs in the ninth. The ball left his bat at 102.6 mph with a 31-degree launch angle.
Why it matters: Arizona improved to 70-63 with September approaching. The rookie gives the club another late-inning option in close games.
By the numbers: Two of Ryan Waldschmidt’s first three career home runs have been walk-offs.
What to watch: Waldschmidt’s role bears watching as Arizona enters the final month of the regular season.