The Supreme Court on Wednesday grappled with whether the Trump administration has the authority to end humanitarian protections for thousands of immigrants without facing judicial review.  While an unrelated ruling about the Voting Rights Act overshadowed the arguments, the court’s conservative majority appeared skeptical of the legal challenge to reverse the cancellation of temporary protected status for thousands of Haitians and Syrians.  Solicitor General D. John Sauer argued that Congress gave the Secretary of Homeland Security unreviewable discretion to manage and end TPS designations, arguing that a legal challenge would result in “judicial micromanagement” of foreign policy.     “Congress balanced the risk there might be some decision that's erroneous or baseless… that would evade judicial review, against the risk of what we're living through here, which is judicial micromanagement of the sorts of foreign policy laden in determinations and decisions that are naturally…