Aaron Barrett has been placed on the 7-day disabled list at Triple-A Syracuse due to back spasms.
Nationals optioned RHP Aaron Barrett to Triple-A Syracuse.
Nationals recalled RHP Aaron Barrett from Triple-A Syracuse.
Aaron Barrett whiffed Giancarlo Stanton -- the only batted he faced -- in Thursday's win over the Marlins.
Aaron Barrett has made the Nationals' bullpen.
Nationals purchased the contract of RHP Aaron Barrett from Double-A Harrisburg.