President Barack Obama declared a major disaster and ordered federal aid to supplement state and local recovery efforts.

NPR: Medical Examiner: 24 Dead In Oklahoma Twister

President Obama declared American Samoa a major disaster area, ordering federal aid to supplement local efforts.

CNN: Scores dead, villages flattened in devastating Samoan tsunami

Late Monday night, the president declared a major disaster in Oklahoma, ordering federal aid to supplement state and local recovery efforts.

WSJ: After Oklahoma Tornadoes, Rescue Efforts Focus on Survivors