umm, he told her not to take the shots or give it to her kid because it might kill them, he was mocked and ostracized for it, turns out she did in fact kill her kid, he points that sad but undeniable fact out when his worst fears prove true, and he's the asshole? every retard that took this, that gave it to their kids, deserves to watch them die before dying themselves and erasing their shitty slave genetic make up from the pool. because yeah, everyone was warned, no one was forced.  they were just too fucking lazy to do the marginally harder but unequivocally right thing, and now they'll pay for that laziness with their worthless, useless eater lives.
Canada