Rodney Alexander who represents the 5th congressional district in Louisiana is resigning. To select his replacement, there will be a special election primary on October 19. If you wish to vote in this primary and need to register, the voter registration deadline in September 18. Please visit the links below for more information. I have also added links to my website.
Louisiana election information
Louisiana voter registration
Louisiana election calendar
Map of Louisiana 5th congressional district
Search for Louisiana candidates here and here