Landing Kelvin Herrera, perhaps the best available reliever, at a very reasonable cost is a great move for the Nats -- and they aren't finished yet.
Luke Gregerson wants to remain the Houston Astros' closer even though the team added the hard-throwing Ken Giles this offseason.
The Yankees have acquired All-Star closer Aroldis Chapman from the Cincinnati Reds, the teams announced Monday.
Stephen Strasburg, who has been sidelined six weeks with an oblique injury, will be activated from the DL and start Saturday for the Nationals against the Rockies.
The Phillies have stepped up their efforts to trade away closer Jonathan Papelbon in recent days, multiple sources told ESPN.com. But there are no indications the team is close to any deal.
The Chicago Cubs have agreed to terms with free-agent relief pitcher Rafael Soriano on a minor league contract, the team announced Tuesday.
