and philip smucker is an independent journalist and documentary filmmaker. he's author of "my brother, my enemy: america and the battle of ideas across the islamic world." . steve coll, as an overview first, are we learning specific new things here or is it a matter involve of seeing it in new detail and official documents? >> i think it's more a matter of seeing it in new detail and official documents. there are bits and pieces and suggestive new evidence of witness reports of isi collaboration with the taliban. you mentioned earlier the possibility of new evidee about civilian deaths in special operations, raids. and some eye witness reports of heat seeking missiles. but i have to say obviously i haven't read all 70,000 documents but the excerpts that are available, the testimony in some of these documents is here say, wouldn't be courtroom ready evidence. these are eye witness reports that often in the case of aircraft incidents turn out to be unreliable. and the testimony about isi is almost all paid informants who claim to be someplace where the writer