FILE - Protesters raise a Tibetan flag and a banner in protest at the upcoming Beijing Winter Olympics at the Acropolis hill in Athens, Greece, Sunday, Oct. 17, 2021. A global trade union body has joined a long list human-rights advocates in challenging the propriety of China holding the 2022 Winter Olympics, and has singled out the International Olympic Committee for acquiescing in the face of alleged genocide and crimes against humanity reportedly taking place China. (AP Photo/Yorgos Karahalis, File)

FILE - A man walks past the Olympic rings on the exterior of the National Stadium, also known as the Bird's Nest, which will be a venue for the upcoming 2022 Winter Olympics, in Beijing, Tuesday, Feb. 2, 2021. A global trade union body has joined a long list human-rights advocates in challenging the propriety of China holding the 2022 Winter Olympics, and has singled out the International Olympic Committee for acquiescing in the face of alleged genocide and crimes against humanity reportedly taking place China. (AP Photo/Mark Schiefelbein, File)

FILE - In this Feb. 3, 2021, file photo, exile Tibetans use the Olympic Rings as a prop as they hold a street protest against the holding of 2022 Winter Olympics in Beijing in Dharmsala, India. A global trade union body has joined a long list human-rights advocates in challenging the propriety of China holding the 2022 Winter Olympics, and has singled out the International Olympic Committee for acquiescing in the face of alleged genocide and crimes against humanity reportedly taking place China. (AP Photo/Ashwini Bhatia, File)