they understand it's illegal? >> uh-huh. >> yeah. >> but it seemed harmless? >> yeah. exactly. i mean, it's just -- it's like, hey, dude, this is a way for you to get some extra beer, you know, on a saturday night. >> i mean, did you think to yourself, oh, my god, we didn't tell him how dangerous it could be. >> but no one knew. no one would be like, hey, don't walk into that garage. you never know if someone is going to shoot you. >> reporter: robby told police diren had done it before but never taken cash or valuable property. >> he wasn't a criminal. he was, like, a kid. he was a kid trying to have fun and fit in the group doing what the other guys do, trying to be part of them. >> reporter: was it really that innocent? >> true or false. diren was committing a crime. >> he was. >> entering somebody else's home, even their garage, that's a crime? >> yes. >> even if the door's open? >> yep. >> reporter: and if kaarma's life was threatened, he had the right to shoot, didn't he? but as police went over kaarma's story about what happened just before the confrontation, something stood out. when kaarma was describing how