This is part of the problem. It is standard procedure and it needs to be changed. Firing those who've acted too aggresively will help to change the way prosecutors operate.
"If it was wrong of the prosecutors to make an example out of Aaron, it is equally wrong to make an example of the prosecutors"
No it is not equally wrong because we're not suggesting anything like the same punishment. Losing your job versus facing decades in prison are orders of magnitude apart.