Why was Prop 212 kicked off the Arizona ballot?

Proposition 212, a ballot measure designed to put guardrails and income caps on Arizona's ESA (Empowerment Scholarship Account) school voucher program, has been officially struck down by the Arizona Supreme Court. KTAR legal analyst Barry Markson joins the show to explain the technicalities behind the court's ruling and why the debate over school voucher accountability is dead for the upcoming November election.