China’s hosting of the 2022 Winter Olympics has sparked backlash from many who say the government’s countless human rights abuses warrant a boycott.

The communist country’s internment of more than a million Uyghurs, a Muslim ethnic group from northwest China, is at the forefront of international scrutiny. Many Uyghurs who have escaped the Chinese government have described family members being taken away to concentration camps, forced sterilization and labor, and other atrocities.