As a result of the blackout of 2003 this part of the country is down pretty hard. Our water still isn't drinkable, and we've been asked to conserve electricity.
Consequently, a lot of the servers at Michigan (and I assume case) have been impacted. They were finally able to get the first quiz for the M1's up, after an extensive delay, and several other servers continue to act funny.
Since the real IT managers don't work on weekends, you can probably expect the stuff to be up some time monday or tuesday. It all depends on how high they prioritize fixing the admissions site.