It's very easy to throw stones. Those of you whose child(ren) has died or missing may understand why Jerry McCan seems cold.
One can't just switch off some feelings and leave others as normal, and believe me, in order to get through something like this one has to switch off feelings because some things just hurt too much to allow even a little emotion to breach the dam because one would drown in the flood that follows.
Stop trying to be judge and jury on this because even if the couple were wrong in what they did, their loss and suffering is just as great.