Should I tell a friend that she her daughter was wrong?

My best friend is saying she wanted to sue a man whose dog bit her daughter. The story as I was told was that her daughter ran towards the dog and grabbed his nose hard and the dog bit her. Another friend said that even though it’s unfortunate it’s not right to sue because the girl shouldn’t have done that. My friend seemed mad that she was told that it was her daughters fault but she never denies it. I haven’t told her that I agree with him. If I admit to it she might drop things

Should I tell a friend that she her daughter was wrong?
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