Mealey's (November 5, 2021, 1:01 PM EDT) -- WHITE PLAINS, N.Y. — Following their confidential settlement with Duke Energy Carolinas LLC and Duke Energy Progress, LLC (together, Duke) “for environmental losses arising out of coal combustion residuals” at power plant sites, insurers TIG Insurance Co. and Associated Electric and Gas Insurance Services Limited (AEGIS) sued a reinsurer for part of the costs on Nov. 2 in a New York federal court, claiming breach of contract....