Col. Rob Maness Calls For Investigation Of Sen. Mary Landrieu As He Qualifies For BallotCol. Rob Maness Calls For Investigation Of Sen. Mary Landrieu As He Qualifies For BallotCol. Rob Maness is calling on La. Secretary of State Tom Schedler to open an investigation examining the validity of Sen. Mary Landrieu's residency status.Brandon ComeauxBrandon Comeaux