2020 Summer Olympics
Prior to the U.S. Olympic trials, Flach proudly showed off her baby bump and announced she'd be competing while about four months along.
Officials said the risk was too great to admit ticket holders from overseas during the coronavirus pandemic.
The games’ creative director Hiroshi Sasaki resigned after making demeaning comments about entertainer Naomi Watanabe.
Seven-time Olympian Seiko Hashimoto replaces Yoshiro Mori, the former Japanese prime minister forced to resign over sexist comments about women.
Biles has repeatedly demanded a thorough, independent investigation into the years of assaults committed by team doctor Larry Nassar.
The comments about women sparked an outcry at home and abroad.
It's another problem for the postponed Olympics, which have made the risky choice of trying to open on July 23 in the middle of a pandemic.
The International Olympic Committee said Yoshiro Mori's apology for his derogatory statement about women talking too much in meetings was enough.
The Tokyo Games were postponed 10 months ago at the outbreak of the coronavirus pandemic, and now the event appears threatened again.
The nation is also blocked from bidding to host major sporting events for two years.