So... the nephew had heard Trump say similar things about other people with disabilities but was surprised to hear him say it about his own son (Trumps grand nephew)
You have no idea how many people brought their partner of another race home to meet their parents knowing that their parents were racist but expecting a different response when it's their partner.
I would kill someone who said that to me. I'd not give a fuck about my future, just grab a weapon or push my thumbs into his eyes while slamming his head against the wall until the demon is dead