CNNW Anderson Cooper 360 July 31, 2015
What seems to be part of a suitcase washed ashore this morning. That part of the investigation. The source tells cnn that boeing is confident the other debris that was found, part of a wing does come from a 777, the same model as flight 370. That debris will be sent to investigators in france tomorrow. The investigation is separate from what were learning about the u. S. Intelligence assessment on the cause of the crash. Cnn justice reporter evan perez, joins me now with that part of the story. So explain this intelligence assessment what it means, what you know about it . Well anderson this i...