By Sachin Chheda
This is it. I'm headed for Charlotte, for my first national convention, and writing this on the plane. I've been involved with the Democratic Party for a long time, as state College Dems president, as a staffer for Congresswoman Tammy Baldwin and Gov. Jim Doyle, as Milwaukee County Dems chair and as an active campaign consultant.
But I've never been to the big show.
The plane is p...
