The HuffPo brunch at the Brown Palace (real name) in downtown Denver is about to begin, that is, if they can solve the mic problems. Also, there is no stage making it hard to see the participants: someone just told George Stephanopoulos to stand up, "it won't help that much," he says. Other panelists include Katharine Weymouth, Wili.i.am, George, and Rahm Emmanuel (who just said this is like an old-school synagogue).

It's a measure of Arianna's meteoric online rise since the last election that there are currently so many heavy hitters in this room — one wonders who is left to cover the convention. TVNewser is twittering.