(August 16, 2023, 2:00 PM EDT) -- NEW YORK — Arguing in part that a lower court “expanded, rather than applied, Second Circuit law,” an appellant seeking replacement of an arbitrator in a proceeding concerning two reinsurance contracts between Bermuda-based entities asked the Second Circuit U.S. Court of Appeals to stay what it terms “illegitimate” arbitration or, alternatively, order the dispute back to state court....