IL Dems Banning Media from 2012 Convention Activities

The Chicago Democrats are down in Charlotte partying this week for the Democrat National Convention, but Speaker Mike Madigan, the head of the Illinois Delegation has banned the media from covering their events.  Here's a Tweet from ABC7's Charles Thomas:

Now IL Dems ban reporters from delegate reception.@ilgop is party of transparency? #Madigan #DNC2012 twitter.com/CharlesThomas7…
— Charles Thomas (@CharlesThomas7) September 2, 2012

And, there's plenty more here.  What are they hiding?