(January 30, 2020, 12:16 PM EST) -- BOSTON — A Cayman Islands captive insurance company sued an underwriting management organization on Jan. 29 in a Massachusetts federal court, alleging fraudulent concealment and intention concerning the binding of a medical stop loss excess reinsurance contract (Wellforce Indemnity Company Ltd. v. Starline USA, LLC, No. 20cv10173, D. Mass.)....