their own door watched over by their beloved great dane cleo.aron's wife ali. >> i know for a long time they didn't lock the door. they would leave and go to dinner or go to town and leave the door unlocked. because cleo was the guard dog. >> fulfilled as the griffiths' lives seemed to be, keith and julie were transformed when aaron and ali brought into the world their first daughter, aria. >> a first child, it was a greatest day of her life i think. >> julie lived for my little girl. she wanted to be a part of everything that she did. >> and julie was there for ali when she went into labor for their second daughter analiese. her white knuckled dash to the hospital earned julie the affectionate nickname nascar nana. >> the flashers were going and honking the horn. >> what is she saying to you? talking to you. >> don't have a baby in my car. keep your legs crossed. don't have the baby in the car. >> everything seemed to be going great for the griffiths in 2013. keith had weight loss surgery and dropped more than 100 pounds. julie was over the moo