Jack Schlossberg challenges cousin RFK Jr. to debate over his controversial autism claims.

Jack Schlossberg, grandson of John F. Kennedy, challenged his cousin Robert F. Kennedy Jr., the Health and Human Services Secretary, to a debate over RFK Jr.'s controversial statements on autism. RFK Jr. linked environmental toxins and ultrasound scans to the rise in autism diagnoses, sparking backlash from scientists and advocates. Schlossberg's challenge comes amid public criticism of RFK Jr.'s claims, which many find misleading and harmful.