Russian skater's doping case to be heard Sunday at Olympics

Kamila Valieva, of the Russian Olympic Committee, trains at the 2022 Winter Olympics, Thursday, Feb. 10, 2022, in Beijing. (AP Photo/Jeff Roberson)

Kamila Valieva, of the Russian Olympic Committee, trains at the 2022 Winter Olympics, Saturday, Feb. 12, 2022, in Beijing. (AP Photo/Bernat Armangue)

Kamila Valieva, of the Russian Olympic Committee, trains at the 2022 Winter Olympics, Saturday, Feb. 12, 2022, in Beijing. (AP Photo/Bernat Armangue)

Kamila Valieva, of the Russian Olympic Committee, trains at the 2022 Winter Olympics, Saturday, Feb. 12, 2022, in Beijing. (AP Photo/Bernat Armangue)

FILE - Kamila Valieva, of the Russian Olympic Committee, greets Eteri Tutberidze as she prepares to skate in the women's team free skate program during the figure skating competition at the 2022 Winter Olympics, Feb. 7, 2022, in Beijing. (AP Photo/David J. Phillip, File)

Kamila Valieva, of the Russian Olympic Committee, trains at the 2022 Winter Olympics, Saturday, Feb. 12, 2022, in Beijing. (AP Photo/Bernat Armangue)

Coach Eteri Tutberidze, left, embraces Kamila Valieva, of the Russian Olympic Committee, during a training session at the 2022 Winter Olympics, Saturday, Feb. 12, 2022, in Beijing. (AP Photo/Bernat Armangue)

Eteri Tutberidze coach of Kamila Valieva, of the Russian Olympic Committee, watches her train at the 2022 Winter Olympics, Thursday, Feb. 10, 2022, in Beijing. (AP Photo/Jeff Roberson)

Kamila Valieva, of the Russian Olympic Committee, trains at the 2022 Winter Olympics, Saturday, Feb. 12, 2022, in Beijing. (AP Photo/Bernat Armangue)