Death toll in US storms rises to 18 - reports
On Saturday, the US National Weather Service has issued a tornado warning for 10 US states. Some of the states have declared a flash flooding warning.
The heavy storms in the Southern US states claimed the lives of 10 people in Mississippi, six in Tennessee, one in Arkansas and one in Alabama, the ABC News broadcaster said.
So far, the storms have damaged at least 100 buildings and caused several rivers to rapidly rise, the channel added.