They took them down because they know Republicans going to lose the midterms and that Democrats will impeach him for bribery and abuse of power.
Heโs been selling pardons openly since he returned to office because he thinks heโs immune from prosecution. He isnโt immune to impeachment, though.
The fact that he had them removed says everything about what to expect after the midterms. Theyโre going to destroy him, and he knows it.