In 2018, she wrote a letter saying that her former gymnastics coach at Chelsea Piers, Chris McClain, had engaged in a litany of emotional abuse, including insulting and berating gymnasts about their weight, eating habits and mental abilities. Allan addressed it to the executives of the facility, a behemoth sports complex in Lower Manhattan where she had trained with its club team for 10 years, imploring them to investigate.
Article source: https://www.nytimes.com/2020/05/29/sports/gymnastics-emotional-abuse-chelsea-piers.html