Alu cleared waivers and was sent outright to Triple-A Rochester on Sunday, Bobby Blanco of MASNSports.com reports.
Rosario is out of the lineup for Sunday's game against the Marlins.
Garcia is out of the lineup for Sunday's game against the Marlins.
Ruiz is out of the lineup for Sunday's game against the Marlins.
Crews (hamstring) is starting at center field and batting third for Double-A Harrisburg on Saturday.
Senzel (illness) will serve as the Nationals' designated hitter Saturday against the Marlins.
The Nationals placed Gallo on the 10-day injured list Saturday with a sprained AC joint in his left shoulder, Bobby Blanco of MASNSports.com reports.
The Nationals recalled Call from Triple-A Rochester on Saturday.
Rosario went 0-for-4 with a stolen base in Friday's 3-1 win over the Marlins.
Finnegan struck out one in a perfect ninth inning Friday to record his eighth save of the season in a 3-1 win over the Marlins.
Williams came away with a no-decision in Friday's 3-1 win over the Marlins, allowing one run on five hits and two walks over five innings. He struck out only one.
Cavalli (elbow) is scheduled to face live batters Monday, Bobby Blanco of MASNSports.com reports.
Senzel (illness) remains out of the lineup for Friday's game versus the Marlins.
Meneses went 3-for-4 with a double and an RBI in Thursday's loss to the Dodgers.
Abrams went 1-for-4 with a run scored and a stolen base in Thursday's loss to the Dodgers.
Adams might still see regular playing time even with Keibert Ruiz back from the injured list, Mark Zuckerman of MASN Sports reports.
Crews has been out of the Double-A Harrisburg lineup for a week now due to a hamstring issue, Mark Zuckerman of MASNSports.com reports.
The Nationals activated Garrett (ankle) from the 10-day injured list Thursday and optioned him to Triple-A Rochester, Mark Zuckerman of MASNSports.com reports.
Senzel was scratched from Washington's lineup ahead of Thursday's game versus the Dodgers due to a stomach illness.
Adams is out of the lineup for Thursday's game against the Dodgers.
Lipscomb isn't in the Nationals' lineup for Thursday's game against the Dodgers, Andrew Golden of The Washington Post reports.
The Nationals optioned Millas to Triple-A Rochester on Thursday.
The Nationals reinstated Ruiz (illness) from the 10-day injured list Thursday.
Senzel went 1-for-3 with a solo home run in Wednesday's 11-2 loss to the Dodgers.
Irvin (1-2) took the loss Wednesday, surrendering six runs on 12 hits and a walk over 4.2 innings as the Nationals were routed 11-2. He struck out three.