lemon. sanjay gupta md starts right now. hi there. i m dr. sanjay gupta. you know, we ve all known people who suffered with a long-lasting illness. maybe they re even suffering now. some have wondered and it s tough to talk about but if it were me is there ever a point where i d want to end that suffering? we re talking about assisted suicide and it s only legal strictly speaking in two states washington and oregon. that leaves a lot of desperate people who struggle with painful conditions. now, one group has made it a mission to try and ease that misery but as i found out in my exclusive investigation some families and law enforcement now think they ve gone too far. when jana vanbury passed away she didn t leave much behind. this is pretty much jana s life. an old book of her medical history, doctors, hospitals, labs, prescriptions. reporter: this is jana s older sister vicky. she and her husband tom live in the same phoenix neighborhood as jana did. they saw her suf