 A so called "mandatory" evacuation was ordered by Mayor Nagin Saturday 28 August 2005. One day before the hurricane hit. About 400, 000 successfully evacuated by personal vehicles. Thursdayand Friday Sept 1, 2 D+4 , 5 after the storm, Governor Blanco by executive order finally secured school buses from other parts of Louisiana.
<coherence>  A so called "mandatory" evacuation was ordered by Mayor Nagin Saturday 28 August 2005. One day before the hurricane hit. About 400, 000 successfully evacuated by personal vehicles. Thursdayand Friday Sept 1, 2 D+4 , 5 after the storm, Governor Blanco by executive order finally secured school buses from other parts of Louisiana.
 A so called "mandatory" evacuation was ordered by Mayor Nagin Sept 1, 2 D+4 , 5 after the storm, Governor Blanco by executive order finally secured school buses from other parts of Louisiana.