(April 4, 2018, 9:54 AM EDT) -- COLUMBIA, S.C. — An insolvent insurer on April 2 filed a motion asking a South Carolina federal court for permission to file a first amended complaint to add a civil conspiracy against a bank for its role as trustee of a reinsurance trust for the insolvent insurer (Accident Insurance Company Inc. v. U.S. Bank National Association, et al., No. 16-2621, D. S.C.)....