Nationals' injury updates & roster moves

This page will be updated throughout the offseason, with all the latest Nationals signings, news and transactions.

LATEST NEWS

Nov. 21: RHP Mason Thompson agrees to 2025 contract
The Nationals avoided salary arbitration and agreed to a contract for the 2025 season with Thompson. The 26-year-old reliever underwent Tommy John surgery during Spring Training, and he missed the entire 2024 season. Thompson is 6-8 with a 4.57 ERA in 100 1/3 innings across 102 appearances with the Nats.

Nov. 19: OF Robert Hassell III (No. 13 prospect), RHP Andry Lara (No. 17) added to 40-man roster
The Nationals selected the contracts of Hassell and Lara to protect them from the 2024 Rule 5 Draft. The 40-man roster stands at 38 following the additions.

After battling injuries in his early career, Hassell, 23, reached Triple-A last season. He earned Arizona Fall League honors this month after batting .281 with seven doubles, one triple, four home runs, 17 runs scored, 19 RBIs, eight walks and five stolen bases in 22 AFL games with the champion Salt River Rafters.

Lara, 21, went 11-11 with a 3.34 ERA in 25 starts between High-A Wilmington and Double-A Harrisburg. He led the Nationals’ Minor League system in wins and WHIP (1.16) while ranking second in innings pitched (134 2/3) and opponents’ batting average (.227), and third in strikeouts (132). More >>

All Nationals transactions

INJURY UPDATES

OF Alex Call (partial tear of left plantar fascia)
Expected return: 2025
Call sustained the injury to his left foot while running after a shallow popup on Aug. 23. He was sidelined for the remainder of the season. Call batted .343 in 30 games with the Nats in 2024. (Last updated: Oct. 31)

RHP Cade Cavalli (Tommy John surgery; No. 8 on Nationals' Top 30 Prospects list)
Expected return: 2025
Cavalli, who missed the entire 2024 season, was looking forward to going through a regular throwing program this offseason. He underwent Tommy John surgery on March 22, 2023. (Last updated: Oct. 31)

RHP Mason Thompson (Tommy John surgery)
Expected return: 2025
Thompson underwent his second Tommy John surgery on March 1 after previously undergoing the procedure in high school. He said in early September he feels stronger and overall better than he did after his first surgery. (Last updated: Oct. 31)

RHP Joan Adon (right shoulder biceps strain)
Expected return: 2025
Adon was sidelined on Aug. 28, retroactive to Aug. 25. He had a 6.75 ERA in eight games (including one start) with the Nationals in 2024. (Last updated: Oct. 31)

RHP Josiah Gray (right elbow/forearm flexor strain)
Expected return: 2025
Gray underwent Tommy John surgery and an internal brace procedure on July 24 to address a partially torn UCL. The procedure was performed by orthopedic surgeon Dr. Keith Meister in Arlington. Gray was limited to two starts in 2024. (Last updated: Oct. 31)

More injury news

More from MLB.com