The San Diego Padres are acquiring Mason Miller in a trade with the Athletics, sources told ESPN's Jeff Passan, adding the hard-throwing reliever to their already talented bullpen.

The San Diego Padres have landed closer Mason Miller and left-handed starting pitcher JP Sears from the Athletics in a blockbuster trade deadline deal, the team announced Thursday. The return includes top shortstop prospect Leodalis De Vries, who ranked No. 3 on CBS Sports' midseason rankings.

SAN DIEGO -- The San Diego Padres acquired hard-throwing closer Mason Miller and left-hander JP Sears in a deal with the Athletics on Thursday, adding major upgrades to their pitching staff in a trade deadline blockbuster.