SURVEYUSA NEWS MEDIA TRACKING POLL SENATOR VITTER Do you approve or disapprove of the job David Vitter is doing as United States Senator? 58% APPROVE 35% DISAPPROVE 7% NOT SURE SENATOR LANDRIEU Do you approve or disapprove of the job Mary Landrieu is doing as United States Senator? 46% APPROVE 49% DISAPPROVE 5% NOT SURE HER APPROVAL RATING IN THE PAST MONTH DROPPED FROM 56% TO 46% (-10%), WHILE HER DISAPPROVAL RATING WENT UP FROM 40% TO 49% (-9). THIS IS A FULL 19% SLIDE FROM JANUARY. THESE ARE HER LOWEST NUMBERS IN THE 10 MONTH HISTORY OF THE TRACKING...