Tornadoes and flooding in southern US kill at least six, including three children

• Nearly 90,000 customers left without power
• At least 25 taken to hospitals in east Texas
• 55 homes destroyed in town of Franklin

Powerful storms swept across the southern US on Sunday, after unleashing suspected tornadoes and flooding that killed at least six people, including three children, injured dozens and flattened much of a Texas town.

Nearly 90,000 customers were without power in Texas, Mississippi, Louisiana, Arkansas and Georgia as of midday Sunday.