Yusra Mardini and Tachlowini Gabriyesos, of the Olympic refugee team, carry the Olympic flag during the Tokyo 2020 Olympic Games opening ceremony. Photo: David J. Phillip/AP.

Yusra Mardini and Tachlowini Gabriyesos, of the Olympic refugee team, carry the Olympic flag during the Tokyo 2020 Olympic Games opening ceremony. Photo: David J. Phillip/AP.