Ukrainian athletes join military after Russian invasion

Artem Pryma of Ukraine, right, tags teammate Dmytro Pidruchnyi during the biathlon 4x6-kilometer mixed relay at the 2022 Winter Olympics, Saturday, Feb. 5, 2022, in Zhangjiakou, China. (AP Photo/Frank Augstein)

Olga Mikutina, of Austria, competes in the women's free skate program during the figure skating competition at the 2022 Winter Olympics, Thursday, Feb. 17, 2022, in Beijing. (AP Photo/Natacha Pisarenko)

Dmytro Pidruchnyi of Ukraine shoots during zeroing in the men's 4x7.5-kilometer relay at the 2022 Winter Olympics, Tuesday, Feb. 15, 2022, in Zhangjiakou, China. (AP Photo/Kirsty Wigglesworth)

Dmytro Pidruchnyi of Ukraine skis during the men's 10-kilometer sprint competition at the 2022 Winter Olympics, Saturday, Feb. 12, 2022, in Zhangjiakou, China. (AP Photo/Frank Augstein)

Olga Mikutina, of Austria, reacts after competing in the women's free skate program during the figure skating competition at the 2022 Winter Olympics, Thursday, Feb. 17, 2022, in Beijing. (AP Photo/David J. Phillip)