a new bulletin about who is less likely to launch attacks from the united states after the death of osama bin laden. it warns that loners are the greatest short-term threat to the united states who share the same ideology. u.s. officials hope to get new leads to terror figures or plots by questioning osama bin laden's wives. pakistan now promises it will make that happen. cnn's reza sayah spoke with pakistan's interior minister. >> wolf, how is it possible that osama bin laden decided to hide out here all these years? who is to blame? did he have any help here? these are some of the questions that we put to pakistan's interior minister. >> honestly speaking, we did not know. >> i'd like to know how you