Chabot was crushed by Tom Wilson on Sunday and is still sore, so he'll be held out of the lineup on Tuesday. Victor Mete will replace him in the lineup and Erik Brannstrom will replace him on the top power-play unit.
Chabot took a hard hit from Tom Wilson in Washington on Sunday and did not finish the game. Reports from Ottawa on Monday suggest that Chabot will likely miss Tuesday's game vs. St. Louis, leaving the Senators' blueline very thin.
Cousins is expected to miss at least a couple of weeks with a lower-body injury. Eeli Tolvanen will likely move back up with Ryan Johansen and Cole Smith was recalled from Milwaukee (AHL) and should suit up on the fourth line on Tuesday.
This is the third time this season that Brassard returned from injury and then is out for the next game. It's been a very difficult season for Brassard, who will be replaced by Jackson Cates in Detroit.
Brassard has missed the last 11 games with a hip injury but is set to be available for Wednesday's game vs. the Red Wings. Brassard's season has been crushed by injury but has picked up 11 points (4G / 7A) in 19 games this season.
Norris is set to miss his fourth straight game on Monday and is expected to be out until late February. Everything is "structurally sound with the shoulder," so it doesn't sound like Norris will be sidelined too long term.