After a dizzying day that saw members of her inner circle threaten to pull Sarah Palin's participation in a rally Saturday in Indianola, Iowa, a source close to Palin confirmed to RCP that the former Alaska governor will in fact attend the Tea Party of America event, as scheduled. "We had some long discussions with the organizers; we talked about our concerns and worked them out, and they stepped up their game today," the Palin source said. Two sources close to the former vice presidential candidate had told RCP earlier Wednesday that Palin’s involvement in the rally was “on hold,”...