Sill penned a contract with HC Sparta Praha of the Czech league on Monday.
The Capitals waived Sill on Tuesday.
Sill was put on waivers by the Capitals on Monday.
Sill signed a two-year, two-way contract with the Capitals on Thursday.
Sill was returned to AHL Hershey on Monday, the Washington Post reports.
Sill was recalled from AHL Hershey on Sunday.
Sill has been unable to stick with the Capitals this season and has been reassigned to the AHL on Friday.
Sill was recalled from AHL Hershey on Monday, Isabelle Khurshudyan of The Washington Post reports.
Sill was sent down to the minors Monday, Isabelle Khurshudyan of The Washington Post reports.
Sill scored his first goal of the season in Sunday's 7-1 rout over Ottawa