>> and i called her back. and i said, what happened? and she says, it's ben. he died. i just -- i didn't have any of the information. >> i finally said, how did this happen? and she said he went to sleep the night before and he just never woke up. >> he's always smiling, every picture he's smiling. >> for days, ben gupta's family was desperate for answers. what killed him? he was only 28 years old. he had recently been given a clean bill of health. how could he just not wake up? >> and then the thought went through my mind that maybe it was some sort of a brain aneurism or something must have happened. >> but his father was in for a shock after a conversation with the doctor who performed ben's autopsy. >> and he called me and said,