Per ESPN, the Washington Commanders made multiple roster moves and saw backup quarterback Marcus Mariota sprain his right MCL. The team said it hosted a joint practice with the Miami Dolphins, and Hogs Haven reported a preseason-opening win. ESPN also reported a one-game suspension for Dorance Armstrong, and CBS Sports noted another signing at running back.
1. Commanders sign LB Curtis Jacobs and DT Byron Cowart
On Aug. 11, Washington signed linebacker Curtis Jacobs and defensive tackle Byron Cowart, according to ESPN. The club also released guard Sala Aumavae-Laulu and safety Rob McDaniel that day, per ESPN. All four transactions were logged on Aug. 11, ESPN reported.
Source: ESPN
2. Commanders host joint practice with Miami Dolphins
The Commanders hosted the Dolphins for a joint practice on Aug. 11 at the team’s Ashburn facility, the club announced. The team said it believed it was the first joint practice held there. The session came ahead of the preseason opener, according to the Washington Commanders.
3. Marcus Mariota suffers sprained MCL in preseason opener
Backup quarterback Marcus Mariota suffered a sprained right MCL in the first quarter of the Aug. 15 preseason win over Miami, ESPN reported. He is expected to miss the rest of the preseason but return for the regular season, per ESPN. The injury occurred early in his start against the Dolphins.
Source: ESPN
4. Dorance Armstrong suspended one game by NFL
Defensive end Dorance Armstrong was suspended without pay for one game for violating the NFL’s personal conduct policy, ESPN reported. The suspension begins Aug. 30, and he is eligible to return Sept. 14, per ESPN. Armstrong can participate in preseason activities, according to ESPN.
Source: ESPN
5. Commanders sign RB Craig Reynolds
On Aug. 17, 2026, Washington signed running back Craig Reynolds, according to CBS Sports. CBS Sports characterized the move as part of ongoing roster transactions. Reynolds joins the roster this week, per CBS Sports.
Source: CBS Sports
6. Commanders defeat Dolphins 20-7 in preseason opener
Washington beat Miami 20-7 in its preseason opener on Aug. 15 at Northwest Stadium, Hogs Haven reported. Mariota started before his injury, per Hogs Haven. It was Week 1 of the preseason, according to Hogs Haven.
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