So far, no politician has emerged as a leader of the Tea Party movement – and the question of just who might eventually take up the mantle is a hot topic on the bus. Nobody may be better positioned than Palin — but organizers, some of the most motivated members of the conservative base, still say she’ll need to earn that title.

“Right now there’s a handful of people who strike a chord with the tea party base, and she is certainly one of those people,” says Wierzbicki. “Whether or not she emerges as one of those leaders, that’s between her and the American people.”…

At tea party protests, Palin’s is the name heard most often amongst participants. In El Paso, Texas Wednesday, the crowd chanted “Sar-rah, Sar-rah.” One hot item: “Draft Sarah Palin 2012″ t-shirts.