JACKSON, Miss. (AP) — Floodwaters overwhelmed a miles-long sandbag barrier over the weekend, drenching another community in the southern end of the Mississippi Delta. Volunteers, prisoners and others had stacked 100,000 sandbags and more than 600 wire flood-control baskets, trying to keep water out of hundreds of homes at Eagle Lake, north of Vicksburg. But water trapped inside a levee system keeps rising... ...The lake is among multiple oxbow lakes along the lower Mississippi River that are lined with houses, a mix of permanent residences and weekend getaways. It's another casualty in a backwater flood that's the highest since 1973,...