Red Wings sign Czarnik, Luff

The Detroit Red Wings have signed center Austin Czarnik to a two-year contract and right wing Matt Luff to a one-year contract.

Lacroix joins Griffins

The Grand Rapids Griffins have signed left wing Cedric Lacroix to a one-year American Hockey League contract.

Witkowski heading to Blues

The St. Louis Blues have acquired defensemen Nick Leddy and Luke Witkowski from the Detroit Red Wings in exchange for defenseman Jake Walman, forward Oskar Sundqvist and a second-round pick in the 2023 NHL Draft.