 Caitlin, I did some reaching out to state party officials across the country, and they tell me this is shaping up to be the must-watch event for their members. A source within Wisconsin Democratic Party tells me that they have at least two dozen parties they're planning all across this badger state. Republicans there tell me they're also hosting at least two parties in Milwaukee alone. And while all eyes will be on the state tonight, we're keeping an eye on the events that are coming together