FILE - Chinese paramilitary police walk in formation on the Olympic Green near the edge of the closed-loop area at the 2022 Winter Olympics in Beijing, Jan. 30, 2022. (AP Photo/Mark Schiefelbein, File)

A goalie mask belonging to Team China sits on a work bench following a preliminary round men's hockey game between China and Germany at the 2022 Winter Olympics, Saturday, Feb. 12, 2022, in Beijing. (AP Photo/Matt Slocum)

Chinese security stand guard outside the National Indoor Stadium ahead of the 2022 Winter Olympics, Wednesday, Feb. 2, 2022, in Beijing. (AP Photo/Nariman El-Mofty)

A person looks through the fence at the closed-loop area for Olympics personnel on the Olympic Green near at the 2022 Winter Olympics, Tuesday, Feb. 1, 2022, in Beijing. (AP Photo/Mark Schiefelbein)

A member of the China men's hockey team skates across the Olympic rings during a practice session at the National Indoor Stadium ahead of the 2022 Winter Olympics, Tuesday, Feb. 1, 2022, in Beijing. (AP Photo/Matt Slocum)

People inside the fenced off closed-loop area for Olympics personnel, at right, talk to people outside the fence on the Olympic Green near at the 2022 Winter Olympics, Tuesday, Feb. 1, 2022, in Beijing. (AP Photo/Mark Schiefelbein)