The Nationals released Herrmann on Tuesday.
Herrmann signed a minor-league contract with the Nationals on Monday, Matt Weyrich of NBC Sports Washington reports.
Triple-A Worcester reinstated Herrmann from its 7-day injured list Wednesday, Bill Koch of The Providence Journal reports.
Herrman (undisclosed) was placed on the injured list at Triple-A Worcester on Monday, Bill Koch of The Providence Journal reports.
Herrmann was sent to minor-league camp Friday, Chris Cotillo of The Springfield Republican reports.
The Red Sox signed Herrmann to a minor-league contract with an invitation to spring training, Chris Cotillo of MassLive.com reports. The news was first reported by iTalkStudiosYT on Twitter.
Herrmann signed a minor-league deal with the Giants, Maria I. Guardado of MLB.com reports.
Herrmann exercised his opt-out clause and became a free agent Saturday, Marc Topkin of the Tampa Bay Times reports.
Herrmann signed a minor-league contract with the Rays on Monday as a non-roster invitee, Juan Toribio of MLB.com reports.