The Dems need three. We need just two out of the other four. Retaining control would be a victory and send an important message for 2012. The Dems (read unions) have poured an enormous amount of money into these races. Failing to gain control of the Senate would be a major defeat.
Keeping our fingers crossed. By the way, here’s the FB page on Scott Walker which has ongoing updates.
https://www.facebook.com/WeStandwithWalker