The justices heard more than two hours of oral arguments, first in an appeal by Scottsdale, Arizona-based Axon Enterprise Inc (AXON.O) after a lower court dismissed the Taser manufacturer's lawsuit contesting the constitutionality of the FTC's structure in a bid to counter an antitrust action related to its acquisition of a rival.In a separate case, the justices considered the SEC's appeal of a lower court's decision reviving a challenge brought by a Texas accountant named Michelle Cochran to the legality of its in-house tribunal after it faulted her audits of publicly traded companies.conservative Justice Samuel Alito asked Malcolm Stewart, a lawyer for the Department of Justice representing both commissions.The Federal Trade Commission Act and the Securities Exchange Act funnel judicial review of adverse agency orders to federal courts of appeal once those orders become final.The company said the agency acts as "prosecutor, judge and jury" in violation of the U.S. Constitution's Fifth Amendment guarantees of due process and equal protection under the law, and that its administrative law judges are unlawfully insulated from the president's power to control executive branch officers under the Constitution's Article II."