(April 12, 2022, 1:52 PM EDT) -- WASHINGTON, D.C. — The Federal Republic of Nigeria and its petroleum ministry argue in an April 11 petition for rehearing en banc to the District of Columbia Circuit U.S. Court of Appeals that a panel created conflict with its own precedent by affirming a district court’s jurisdiction over a petition to enforce against them without addressing the award’s annulment in Nigeria as a threshold issue....