 From March 2001 through June 2002 he was a special assistant to the Assistant Attorney General Michael Chertoff.From June 2002 to December 2004, Griffin was Research Director and Deputy Communications Director for Bush's 2004 reelection campaign, a high-ranking position within the RNC.In June 2007, Senators Edward Kennedy of Massachusetts and Sheldon Whitehouse of Rhode Island asked the U.S. Justice Department to investigate whether Griffin led an RNC effort to suppress the African-American vote in Jacksonville, Florida, through caging during the 2004 election.