He posted the first tweet. Ever. And that's not even his biggest accomplishment. Jack Dorsey's knack for tech innovation and investing has made him a billionaire. Christine Romans discovers what's really behind the business of being Jack Dorsey.
They are the biggest issues in your life: Your job, your savings, your home, and your debt. Christine Romans breaks down the business news of the week and shows you how it impacts your bottom line. Saturdays at 9:30 a.m. and 2 p.m. ET
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