The Paralympics rings lit up at night, with the Rainbow bridge in the background, on the Odaiba waterfront in Tokyo, Japan, August 21, 2021. /CFP

Zhao Shuai of China in action during a table tennis practice session ahead of the Tokyo Paralympics at Tokyo Metropolitan Gymnasium in Tokyo, Japan, August 22, 2021. /CFP

Paralympians during a training session at the Yoyogi National Stadium in Tokyo, Japan, August 22, 2021. /CFP

Volunteers clean the floor after a Paralympics wheelchair rugby training session at the Yoyogi National Stadium in Tokyo, Japan, August 22, 2021. /CFP

Japanese wheelchair tennis player Yui Kamiji participates in a practice session at the Ariake Tennis Park in Tokyo, Japan, August 22, 2021. /CFP

Paralympics athletes practice in an early morning rowing session at the Sea Forest Waterway in Tokyo, Japan, August 22, 2021. /CFP

Archery para-athletes of Team Italy practice during a training session at the Yumenoshima Park Archery Field in Tokyo, Japan, August 22, 2021. /CFP

Paralympics swimmers from different countries practice their strokes during a training session at the Tokyo Aquatics Center in Tokyo, Japan, August 21, 2021. /CFP

A Paralympic swimmer prepares to start his practice session at the Tokyo Aquatics Center in Tokyo, Japan, August 21, 2021. /CFP

American Paralympian Mike Gallardo during a training session at the Yokota Air Base in Tokyo, Japan, August 18, 2021. /CFP

Para-rower Asiya Mohammed rows a boat during her training session in Mombasa, Kenya, on July 27, 2021. The 29-year-old will compete as the first Kenyan woman ever to attend the rowing event at the Paralympics. /CFP