“Due to Nevada’s concerns about the DOE’s actions, the State has appealed this Court’s January 30, 2019, Order, which denied its motion for a preliminary injunction during the litigation of this case. Nevada therefore requests that the Court issue an injunction pending appeal, enjoining the DOE from shipping any plutonium to Nevada while the State’s preliminary injunction appeal is pending. Alternatively, Nevada respectfully requests that the Court enter an interim injunction while Nevada renews its request for an injunction pending appeal in the Ninth Circuit”