However, the State Department remained unaware that AbdulMutallab had the multiple-entry visa until after he allegedly tried to blow up the airplane more than a month later, the officials said.

CNN: State Department failed to confirm terror suspect's visa

The oil spill represents just the latest blow to a place that has already suffered multiple economic disasters and decades of environmental degradation that has led to disappearing wetlands and habitats.

FORBES: Obama's Oil Spill Speech: Full Text