Power signs with Sabres as Michigan to NHL exodus begins

Michigan players react after losing to Denver in overtime during an NCAA men's Frozen Four semifinal hockey game, Thursday, April 7, 2022, in Boston. (AP Photo/Michael Dwyer)

Michigan's Garrett Van Wyhe (51), Nick Blankenburg (7), Nolan Moyle (27) and Ethan Edwards (73) celebrate the goal by Jimmy Lambert, hidden, during the second period of an NCAA men's Frozen Four semifinal hockey game against Denver, Thursday, April 7, 2022, in Boston. (AP Photo/Michael Dwyer)

Michigan's Jimmy Lambert (23) celebrates his goal with Nick Blankenburg (7) and Ethan Edwards (73) during the second period of an NCAA men's Frozen Four semifinal hockey game against Denver, Thursday, April 7, 2022, in Boston. (AP Photo/Michael Dwyer)

Michigan's Keaton Pehrson (20) consoles Erik Portillo (1) after losing to Denver in overtime during an NCAA men's Frozen Four semifinal hockey game, Thursday, April 7, 2022, in Boston. (AP Photo/Michael Dwyer)