It should be among the most important oversight investigations Congress has ever conducted. But the select committee on Jan. 6 hasn\u2019t even had its first hearing and it\u2019s already consumed by drama after Speaker Nancy Pelosi decision to reject two GOP appointees, Reps. Jim Jordan and Jim Banks.\nAnd, we told you Wednesday about how GOP leaders are going on offense against Biden\u2019s $3.5 trillion reconciliation package by framing it as a \u201creckless tax and spending spree.\u201d Well today, White House senior adviser Anita Dunn is going to the Hill to arm Democrats for the messaging war ahead.\nDunn will appear at Senate Democrats\u2019 caucus lunch and the Democratic Policy and Communications Committee, we\u2019re told. According to a copy of the presentation obtained by Playbook, her talk will encourage Democrats to argue that Build Back Better will usher in \u201cmore jobs,\u201d \u201ctax cuts\u201d and \u201clower costs for working families.\u201d\nRaghu Manavalan is the host of POLITICO's Playbook.Jenny Ament is the senior producer for POLITICO Audio.\xa0Irene Noguchi is the executive producer of POLITICO Audio.