What can the Pittsburgh Penguins do with Brian Dumoulin? PITTSBURGH – The 2022-23 season has not gone as planned for Pittsburgh Penguins defenseman Brian Dumoulin. Coming off major knee surgery, Dumoulin was looking to return to the form he showed earlier in his career as the Penguins top shutdown defenseman. That hasn’t happened. The Penguins moved Dumoulin down in the lineup less than one month into the season, even deploying him on the bottom pairing for a handful of games. The demotion sparked an uptick in performance for the 31-year-old defenseman, but injuries forced his ice time to climb toward…