The "Sieg Heil" heard 'round the world has made its way to Germany, where activists are using that now-infamous image at Tesla's Gigafactory.

Elon Musk referenced Adolf Hitler and other Nazi leaders in a social media post filled with puns early Thursday.

Elon Musk decided it would be a fun idea to hop on the social-media site he purchased and rattle off a few Nazi puns. Predictably, it didn't go well.

A Berlin woman warned in reaction to Elon Musk's gesture, "America, really, you don't want that. Germany had it. Don't need to be repeated." ...

Elon Musk, who has been accused of performing the salute at an inauguration event this week, shared social media post that questioned why other public figures hadn't been scrutinized.