Loosing someone very dear is tough, but I'm not sure there's anything worse than loosing a child. It has to be one of the most painful feeling in the world, and I don't think it's ever easy for parents to move on.
The Jensen's willingness to try is quite commendable.
I almost did not finish this piece because I started to insert myself into the story. I can't begin to imagine the pain. I believe with time and being together, they would overcome it all.