Oh, I have no doubt that they would. I was thinking of her doing it more on the fly, rather than pre-planned.
I don't know. This ain't like letting Mark and Bob in on the next stop in your travel itinerary.
This will be one of the biggest days of her life, and the biggest story of the 2011 primary. She's not going to leave anything as important as her announcement to chance.
Her handling of this will be a precision operation, timed down to the last detail, and with iron-clad security. And you can bet that Todd is the only person with the security clearance to know everything.