Yesterday we ( DGS , DD, DSiL and DS2) took my grandson to the aquarium for a birthday treat. There was a man and his son ( I assume,) walking around at the same speed as us. The child kept barging into me and at one point stood In front of me and punched me.
I didn't say anything as I thought the child might have had learning difficulties. DD agreed with me.
I now wonder if I should have told the father as he wouldn't have known he did it as the child was behind him.
YABU you should have told the father
YANBU the father was probably aware of his child's behaving