suspects are caught. interrogation transcripts contain a trove of details. >> they show both what the attackers who survived the attacks said to police and also detailed reports of what was found on their smartphones and on their laptops. >> in 2014 isis sought to enable an attack in india. indian investigators said the isis recruit later detailed 17 months of instructions from virtual plotters. >> the isis handler who was sitting in syria, arranged for several drops of weapons and chemicals that were going to be used in this attack, and they were left in locations that ranged from a tree to a package that was to be left next to a railroad track, to an overpass, to a canal. >> intelligence officials continue to home in on the new trend in terror hoping to foil more plots before they're carried out.