WATCH: Don Jr. accuses “incompetent” Maxine Waters of “downright insane” take on stock market

Taking to Rumble, Donald Trump Jr. mocked Rep. Maxine Waters over her mocked stock market comments.

Waters took heat from conservatives who accused her of having a fundamental lack of understanding of how financial markets work after she commented on the GameStop / Hedge Fund controversy.

Don Jr. wrote in his video intro “It’s really something when you realize how incompetent most Democrats are. This latest comment from Congresswoman Maxine Waters is downright insane.”

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