Originally Posted by Manmadeofsteel
This sentence seems a bit awkward and wierd english and also could it be relating to the "error they made with sunrise and sunset..."
"That former Mayor Modell resigned his post so quickly is seen as further proof that something untoward was going on at 127 Main Street."
Seems like it's proper, just formal, although untoward is not a common word. Would be a little smoother if "That" was "The fact that".