LOS ANGELES (KNX 1070 NEWSRADIO)  -- Britney's little sister, Jamie Lynn Spears, is now reportedly the focus of a federal pornography investigation. TMZ says someone's been trying to peddle pics of Jamie Lynn breast feeding her baby girl - and one of the photos shows Jamie Lynn's bare breast. She's a minor.

The photos were developed at a Louisiana Wal-Mart. Britney's reportedly thinking about having her lawyers go after the store for the alleged security breach.