The U.S. Court of Appeals for the Ninth Circuit has declined to reconsider its decision to uphold the dismissal of a case over the practice known as “conversion therapy,” teeing up a circuit split that may ultimately land the case before the U.S. Supreme Court. Licensed marriage and family therapist Brian Tingley sued Washington state in 2021, claiming that a 2018 law that prohibited licensed mental health professionals from subjecting minors to conversion therapy violated his First Amendment rights. The Ninth Circuit issued its decision Monday not to rehear the appeal of a Washington state therapist’s challenge to a 2018...