Clementine Breen, now 20, is suing Dr. Johanna Olson-Kennedy for medical malpractice, accusing her of pressuring Breen's parents into gender transition treatments from age 12. Breen, who faced complex mental health challenges and a history of abuse, underwent puberty blockers, cross-sex hormones, and surgery at a young age. The lawsuit highlights the controversial practices at Kennedy's clinic, revealing long-lasting impacts on Breen's life.