Debbie Elliott

Louisiana officials are grappling with a giant sinkhole that's threatening a neighborhood. A salt mine collapsed last year, creating a series of problems regulators say they've never seen before, including tremors and oil and gas leaks and a sinkhole that now covers 9 acres.

Residents have been evacuated for more ...

Some who live along the Gulf Coast say the $4.5 billion in criminal and civil penalties aren't enough. Local authorities will continue to press their cases.