Your accusation does not stand up tp the facts. The girl had swerved to avoid a skier who had fallen in front of her. The little boy came into her path. She tried to avoid him, but could not. She was not reckless.
This was a bunny slope, according to one of the linked articles. If she had to hit someone to avoid an obsticle, she was skiing too fast.
There's no excuse for hitting a child on the bunny slope.