This Twilight Bark just appeared on D23.com:
Hmmm... I'm excited! By the way, September 12th is the day that Jay Rassulo is giving his keynote about Disney Parks.08.17.09 — Star Wars Rumor Control!
In response to inquiries from Star Wars fan sites about Storm Troopers at the D23 Expo, D23 issues the following statement: "We were contacted by the Galactic Empire and have been advised that Imperial dignitaries will be attending Disney's D23 Expo," said Steven Clark, head of D23. "As a result, a legion of Storm Troopers from the 501st Battalion will be patrolling the Anaheim Convention Center on Saturday, September 12."