( June 10, 2025, 10:47 AM EDT) -- NEW YORK — After two dismissal rulings, discovery, an appeal, a class representative substitution and choice-of-law disputes, a 4-year-old putative class action over a 2021 data breach experienced by Marsh & McLennan Cos. Inc. has just a single remaining claim for breach of implied contract in a second amended complaint (SAC) that was filed at the direction of a New York federal judge after the most recent ruling....