we're talking about the crans family of gillroy and their final days of their six-year-old daughter's life. she had been diagnosed with an inoperable and always fatal brain tumor. >> reporter: this home on yorktounl driver is the place where libby and tony crans always imagined they would raise their children. never the place where they would have to watch one of them slowly die. 6-year-old jennifer lynn, the oldest of the four children, has a brain tumor. d.i.p.g. is what it is called. always fatal is what it is. now, close to the end, libby and tony spend their waking hours keeping jennifer comfortable. letting her know she is loved. and that her pain won't be in vain. >> if i can stop another mom or another grandma or another aunt from feeling the way i feel right now, then i will. >> six moments ago, jennifer was a totally typical princess-loving kinder gardenerq until one day, her left eye started turning inward. a trip to the optometrist led to an m.r.i. which led to a meeting with a team of doctors. >> that's when they told us the words they used was there is no cure. >> accept