Mealey's (April 1, 2020, 1:31 PM EDT) -- CARMEL, N.Y. — A New York justice partially excluded expert testimony on March 6 in the defamation lawsuit between a former chairman and CEO of American International Group Inc. (AIG) and a former New York governor following an earlier dispute accusing the AIG chairman of making improper reinsurance transactions (Maurice R. Greenberg v. Eliot L. Spitzer, No. 800004/2018, N.Y. Sup., Putnam Co., 2020 N.Y. Misc. LEXIS 1003)....