Billionaire Elon Musk was ripped in a post online by Anti-Defamation League (ADL) CEO Jonathan Greenblatt for "offensive" and "inappropriate" remarks about Nazis. During President Donald Trump's inauguration festivities on Monday,

Meteorologist Sam Kuffel was targeted by a conservative media personality for comparing Musk's gesture to a Nazi salute.

Grimes, Elon Musk's ex, has responded to the backlash of his controversial hand gesture, which is going viral. On Monday, the Tesla CEO took the stage in Washington, DC's Capital One Arena, beginning his speech by saying, "Thank you for making it happen. Thank you," followed by slapping his right hand on his chest and extending it in salute.