to him and forced him to rob a bank. the scene played out live on tv when police intervened the bomb went off. killing wells. the case remained a mystery for years until 2007 when authorities determined wells was in on the scheme all along. but tonight in connecticut, investigators are looking for two masked men. are there any security videos of these men, has anyone seen them? >> i don't know. that's part of the investigation that's ongoing. >> reporter: nobody came to the door at yusman's house. police say he's being extremely cooperative facing intense questioning. >> the whole story is just something right out of a movie. >> reporter: right now, it's a mystery and nobody knows how it will end. >> will ripley joining us from connecticut. are police saying anything about what they think really happened? >> reporter: they know there was some sort of a complex scheme to rob this credit union behind me and said there was an incident at that house about 20 minutes from here. but what they don't know