Matt Williams has "expressed confidence" in Tyler Clippard, but if Williams wants someone else on the mound, he has options.
The Nationals expect to have Denard Span back some time this weekend once his 7-day disabled list assignment for a concussion is finished.
The Washington Nationals recalled lefty relief pitcher Xavier Cedeno on Friday afternoon and optioned right-hander Blake Treinen back down to Triple-A Syracuse.
This time last year, Aaron Barrett was one week into the job as closer of the Harrisburg Senators. He was still searching for his first career save at the Double-A level.