OLDWICK, N.J.–(BUSINESS WIRE)–A.M. Best has placed under review with negative implications the Financial Strength Rating (FSR) of A (Excellent) and the Long-Term Issuer Credit Ratings of “a” of Lackawanna Casualty Company and its subsidiaries, Lackawanna American Insurance Company and Lackawanna National Insurance Company. Lackawanna operates under an intercompany pooling arrangement, collectively referred to as Lackawanna Insurance Group (Lackawanna). All companies are domiciled in Wilkes-Ba