BROOKLYN, N.Y. - An insurer has a duty to defend its health product manufacturer insured against an underlying product disparagement claim, a New York appeals panel affirmed Jan. 16 (Natural Organics Inc. v OneBeacon America Insurance Co., Nos. 2011-03269 and 2011-05298, N.Y. Sup., App. Div., 2nd Dept.; 2013 N.Y. App. Div. LEXIS).