Is John Cranley a Robot ?

As posited before, is John Cranley human? He could be a shape shifting reptilian insectoid space alien or he could be a shape shifting reptilian insectoid space alien controlled robot.
It is imperative that the citizens should know.
BiC recommends that a team of doctors & engineers meet with the mayor on Fountain Square and peel his face off so we can see what is underneath.
If he has nothing to hide, he will surely comply but if he refuses, he is obviously admitting his inhumanity