Without knowing the whole story it seems like they elders or the org needed to make an example out of them. Most of the instances I know about where someone didn't report another resulted in the non-reporter receiving some type of reproof. It certainly sets a tone. Now some family members are going to be throwing each other under the bus left and right to stay in Jehovah's good graces.
Next year's convention theme will be, "Who Will You Choose, Your Fleshly Family or the Almighty Jehovah?"