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>> reporter: lubitz's medical history and what germanwings and lufthansa knew about it will play an important role in the investigation. >> every pilot learns during his training and i always say as an aviation doctor, there's anything wrong with you, please contact me. do not hide physical or psychological illnesses. >> pamela joins us from dusseldorf, and it seems that there is a lot that we don't know. >> reporter: absolutely, anderson. a lot of unanswered questions. publicly, officials are only saying so much. as we say in the report, they're not specifying what this illness is, as we know...

You're be right about that. >> luke, the president initially made the comments to the des moines register because they were off the record, a moment of unguarded honesty. he's contended that the republican fever will break and deal making possible in 2013 if he is re-elected. your assessment of that? can he get it done? if he wants to. >> oh, sure. i think if you look into those comments and other things, there would be some savings in health care reforms. to me the bell that went off is medicare. if president obama were willing to trade anything with -- in regards to medicare which he was dur...