Elon Musk gave what appeared to be Nazi salutes at a rally held at Capitol One Arena on Monday after the inauguration of Donald Trump in Washington, D.C. And whatever Musk’s intention with the salutes, Americans on social media are extremely uncomfortable as they debate what it could mean for the future of the country.

President Donald Trump's "first buddy," Elon Musk, was seemingly everywhere in D.C. on Inauguration Day. Where (and with whom) was the billionaire?

Elon Musk pumped his fists as he spoke at the Inauguration Day viewing party at Capital One arena. He celebrated Trump’s victory, calling it “really important” and highlighting the new president’s promise to plant the U.