up her kids stay up late. you know. it wasn't normal. >> neither of course, was what followed. >> sir you need to come down so i can help you, okay. what's your name? >> my name is tom. >> tom klain was on the phone to 9-1-1. something about his wife, she was not breathing. >> how long has she been down? >> i don't. no i don't know. i just got. home >> buckley in home, sucked down a pocket of long dark road, it would never be home again. >> coming up, what had happened to kelly? police discovered disturbing scene inside the family home. >> i said where is your? wife >> and he pointed through the kitchen. area and that's when i walked around, boom, boom, okay. >> when dateline continues. >> when dateline continues >> when dateline continues there can be some not-so-pretty stuff going on, on the inside. it's true, if you have diabetes, you know high blood sugar is the root of the problem. but that excess sugar can cause the blood vessels to be seriously damaged.