OLDWICK, N.J.–(BUSINESS WIRE)– #insurance–AM Best has placed under review with developing implications the Financial Strength Rating (FSR) of A (Excellent) and the Long-Term Issuer Credit Ratings (Long-Term ICR) of “a” (Excellent) of Aetna Life Insurance Company (Hartford, CT) and the other members of Aetna Health & Life Group, which are operating entities of Aetna Inc. (Aetna) and wholly owned subsidiaries of its ultimate parent, CVS Health Corporation (CVS Health) [NYSE: CVS]. (Please see below for