Free agents: OF Jayson Werth, RHP Brandon Kintzler, IF/OF Howie Kendrick, 1B/LF Adam Lind, IF Stephen Drew, C Jose Lobaton, LHP Oliver Perez, RHP Edwin Jackson and RHP Joe Blanton
Arbitration-eligible: RHP Tanner Roark, 3B Anthony Rendon
Biggest potential free-agent loss
Werth has been a team stalwart and leader on and off the field during his seven years in Washington. He helped usher in an era of success for the Nationals, who won four division titles in six seasons.