Diamondbacks' Roster Shuffle: Walston's Debut 

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Diamondbacks recall LHP Blake Walston, option Andrew Saalfrank after a bullpen game against Dodgers.

Roster Changes 

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 Walston, a first-round pick in 2019, joins the team for his MLB debut after excelling in Triple-A Reno.

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Player Background 

 Memorable moment for Walston: learning of his call-up at a blackjack table in Las Vegas.

Memorable Moment 

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 Saalfrank heads back to Reno after struggling in two recent games with Arizona.

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Saalfrank's Movement 

Walston's addition bolsters the Diamondbacks' bullpen, currently missing key pitchers due to injuries.

Bullpen Boost 

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 Diamondbacks face Dodgers at Chase Field tonight at 6:40 p.m. PT.

Game Tonight 

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