brother it is the executive branch that isn't following the constitution. if your house is on fire you don't say "oh no! curtains are burning!"
The point of bring all this up isn't to expect the trump admin to do anything, it's an expectation of a (hopefully) future democrat admin to change forces and stop framing the ICE problem as a training or lack of body cams issue.
Ice is under the executive branch. They are one and the same thing