I've seen this before. If you compare his teeth from earlier photos to present, you'll notice they look don't match. He didn't get crowns put in. Both sets are crooked and discolored, but in different ways. I'll try to see if I can find a link.

are we 100% certain, that the poor bastards not braindead yet, and that his vegatable body isnt being used a prop in that wheelchair, and that there not using that wheelchair to just say whatever voiceclips they desire him to "say"