By Steve Inskeep , Destinee Adams (L-R) Allison Riggs, chief counsel of voting rights at the Southern Coalition for Social Justice, Kathay Feng, national redistricting director at Common Cause, and Attorney Neal Katyal talk to reporters outside the U.S. Supreme Court after they attended oral arguments in the Moore v. Harper case December 7, 2022 in Washington, DC. Drew Angerer/Getty Images/Getty Images North America hide caption Neal Katyal, one of the attorneys who argued on behalf of plaintiffs in the U.S. Supreme Court case against Trump's tariffs, told Morning Edition that his clients want a refund from the federal government. "There's a pretty commonsense principle, which is if you've collected a bunch of money illegally and the court says it's illegal, then you've got to give it back," Katyal said. "It's not a finders keepers rule in this country.…