Borussia Dortmund apologized for mocking Welsh woman Jessie Yendle, who has a stammer, in a TikTok video. The club and Ironman, which posted a similar clip, faced backlash and have since expressed regret. Yendle, who raises awareness about stammering, was deeply shocked by the incident. Both organizations have invited her to a Champions League match and pledged to improve their content vetting processes.