Steve Downie and Thomas Greiss have tested positive for the mumps and remain in isolation, Pittsburgh Penguins General Manager Jim Rutherford announced.

Brandon Sutter tested negative and has been cleared to return to the team.

Following a three-day holiday break, the Penguins return to CONSOL Energy Center for a game-day skate Saturday at 10:30 a.m. They host the Washington Capitals Saturday at 7:30 p.m.