Nadella was placed on waivers Sunday, CapFriendly reports.
Nardella (undisclosed) was assigned to AHL Hershey on Saturday.
Nardella returned from his loan with Djurgardens IF of the Swedish Hockey League and was reassigned to AHL Hershey, per CapFriendly.
Nardella was loaned to Djurgardens IF of the Swedish Hockey League to begin the 2020-21 season.
Nardella signed a two-year, entry-level contract with the Capitals on Friday.