What is the test for reassigning a defendant to a different judge for sentencing?

The United States requests that this case be reassigned to another district judge for resentencing, but we reject this request. Reassignment on remand is highly discouraged, and such a motion will be granted "only in unusual circumstances or when required to preserve the interests of justice." United States v. Wolf Child , 699 F.3d 1082, 1102 (9th Cir. 2012). Such circumstances and interests are not present here. We have articulated three factors relevant to the consideration of whether the particular circumstances of a case meet the high standard required to justify reassignment: