Musk testifies in trial against OpenAI's Sam Altman

Musk testifies in trial against OpenAI's Sam Altman

Elon Musk took the stand for the second day Wednesday in the landmark trial that pits the world’s richest man against Sam Altman, a fellow OpenAI co-founder he accuses of betraying promises to keep the company as a nonprofit dedicated to humanity’s benefit. Kelly Saberi with FOX Business joins LiveNOW's Andy Mac with more.

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