Nicklas Backstrom and Joel Ward skated hard for the Capitals and could be back as early as Thursday night in Boston.
Braden Holtby stopped all 28 shots to lead the Capitals to their biggest win of the season.
Alex Ovechkin scored a goal and assisted on another but it was his defensive play that led to the Capitals' 3-0 win over the Wild.
Capitals coach Dale Hunter and Wild coach Mike Yeo keep quiet on their starting goalies.
The ninth-place Capitals need a victory today over the Wild to regain the final playoff spot in the East.