His grandmother had died, and so we had been talking about her being in heaven, ... And I said to him, you know how you've been talking about Nana a lot? Well, Nana may be coming down to get you. And he said, 'No, Mama, no. Don't talk about it.' And so we never mentioned it again.

We were so sad, and we missed him so much, ... There was something about not seeing him for a year that was really hard. But I said to [his three brothers] that probably we shouldn't be feeling so sad because Killian's an angel now, and very happy. And I thought was should focus our attention on helping other children with cancer.

Doctors were hovered around, watching his every move and every monitor. There were so many, they had to stand in the corridor.