This link takes you to the Memphis City Council home page.  You can click on "ordinances" to see what is coming up.  "Proposed Annexations" is also a great place to find stories.
This site allows you to search bills in TN legislature. Ifyou sign up for an account - you can track particular bills.  Great story ideas to localize.
This site will give you descriptions of bills debated in Congress and may give you ideas for stories you can localize.