Lovelady was designated for assignment by the Nationals on Sunday, Kyle Williams of TheBanner.com reports.
Matsui will make $6.5 million in 2027 with the Padres after electing not to exercise the opt-out clause in his contract, Jorge Castillo of ESPN.com reports.
The Padres exercised Hart's $2.5 million club option for 2027 on Sunday, Kevin Acee of The San Diego Union-Tribune reports.
Salas was scratched from the lineup for Game 2 of the NLDS against the Brewers on Sunday as a manager's decision.
Miller was charged with the loss and a blown save in Game 2 of the NLDS against the Brewers on Sunday. He gave up two runs on a hit and three walks with two strikeouts over 1.2 innings.
King didn't factor into the decision in Game 2 of the NLDS versus the Brewers on Sunday. He struck out six, allowing one run on three hits and no walks over five-plus innings.
Sheets was added to San Diego's lineup for Game 2 of the NLDS at Milwaukee on Sunday. He will bat sixth as the designated hitter.
Sheets is out of the lineup for Game 2 of the NLDS against the Brewers on Sunday.
Pivetta is scheduled to start Game 3 of the NLDS against the Brewers on Tuesday, Jeff Sanders of The San Diego Union-Tribune reports.