Maybe she didn’t make a campaign appearance because she thought she had it sufficiently rigged....then too late, realized this was a landslide and they didn’t put in enough fraudulent votes to make it a sure thing.
Possibly, had a ground game by proxy going that was being told that Wisconsin was a safe ball into the left pocket. Again, the hidden Trump votes and the nonsensical profile of support for Hillary (almost as many men as for Trump) that went unnoticed.
So when the Badger State went for the honey badger it was a surprise.