Law360 (March 20, 2020, 4:47 PM EDT) — A convicted Delaware attorney has urged the U.S. Supreme Court to consider whether tribal immunity should have shielded him from charges that he helped …Law360 (March 20, 2020, 4:47 PM EDT) — A convicted Delaware attorney has urged the U.S. Supreme Court to consider whether tribal immunity should have shielded him from charges that he helped …