Just Politics

[blackhawks]

Sounds like assignments rotate.

https://www.supremecourt.gov/about/circuitassignments.aspx

It is ordered that the following allotment be made of The Chief Justice and the Associate Justices of this Court among the circuits, pursuant to Title 28, United States Code, Section 42 and that such allotment be entered of record, effective November 20, 2020.