Russian Olympic Committee's Alexandra Vafina wears a COVID mask under her hockey mask as she warms up for a preliminary round women's hockey game against Canada at the 2022 Winter Olympics, Monday, Feb. 7, 2022, in Beijing. (AP Photo/Petr David Josek)

Russian Olympic Committee goalkeeper Maria Sorokina pulls her helmet over a COVID mask during a preliminary round women's hockey game against Canada at the 2022 Winter Olympics, Monday, Feb. 7, 2022, in Beijing. (AP Photo/Petr David Josek)

Canada players and coaches wear COVID masks as players warm up before a preliminary round women's hockey game against Russian Olympic Committee at the 2022 Winter Olympics, Monday, Feb. 7, 2022, in Beijing. (AP Photo/Petr David Josek)

Canada head coach Troy Ryan talks with officials before the scheduled start of a preliminary round women's hockey game between Canada and Russian Olympic Committee at the 2022 Winter Olympics, Monday, Feb. 7, 2022, in Beijing. Team Canada did not take the ice and an announcement was made that the game was being delayed. (AP Photo/Petr David Josek)

Russian Olympic Committee players warm up before a preliminary round women's hockey game against Canada at the 2022 Winter Olympics, Monday, Feb. 7, 2022, in Beijing. The players left the ice as the game was delayed. Both teams returned wearing COVID masks. (AP Photo/Petr David Josek)

Russian Olympic Committee players leave the ice before a preliminary round women's hockey game against Canada at the 2022 Winter Olympics, Monday, Feb. 7, 2022, in Beijing. Players and coaches from both teams returned wearing COVID masks for the game. (AP Photo/Petr David Josek)

Russian Olympic Committee goalkeepers Daria Gredzen (23) and Maria Sorokina (69) wait on the ice for the scheduled start of a preliminary round women's hockey game between Russian Olympic Committee and Canada at the 2022 Winter Olympics, Monday, Feb. 7, 2022, in Beijing. Team Canada did not take the ice and an announcement was made that the game was being delayed. (AP Photo/Mark Humphrey)