TVA's system of dams along the Tennessee River and its tributaries has been tested by record flooding from Hurricane Helene, which drenched Western North Carolina and East Tennessee as a tropical storm , washing out interstate lanes and trapping residents as small streams in the Great Smoky Mountains suddenly became raging rivers.

"We do expect this number to change," spokesperson Myron Hughes of the Unicoi County Emergency Management Agency said Sunday.

Nuclear Fuel Services, which processes highly enriched uranium for the Navy in Unicoi County, said its plant posed no risk after flooding.

Hundreds of workers and thousands of volunteers working to search, rescue and clean up. But who is giving orders?

Floods from Hurricane Helene have devastated communities. Here are places to drop off supplies and give money.

The remnants of Hurricane Helene thrashed East Tennessee on Friday, causing catastrophic flooding in several communities near the North Carolina border. The big picture: Towns were evacuated and whole homes were carried away by record-breaking floodwaters.

Officials in East Tennessee communities were sharing updates over the weekend as the impacts and damage from Friday’s widespread flooding were assessed. Several communities, especially in Cocke, Sevier,