These crop up in the media every now and then, some hugely over zealous/sadistic priest really doing something dangerous to a small child. I think there was one a couple of years ago that was similar.
All it makes me think is that in the days before smartphones/camcorders, and in the days when the power of the church was more absolute, this must have happened an awful, awful lot and there would be nothing the poor family could do about it. Hopefully this person will be 'struck off' or de-frocked or whatever the correct term is, but considering the institution, probably not 