Welcome to Barstool Sports, a digital-age company that is a force in American culture. The headquarters resembles a frat house, and the boss' office is a mess. "The worst," said Barstool's president Dave Portnoy, a reigning king of content and controversy.

Portnoy says he doesn't like a fight, and won't "go out of my way" for one, "but if you are going to pick a fight with me, I will do anything I can to ruin you."

Dave Portnoy, with CBS News' Tony Dokoupil, at the headquarters of Barstool Sports. CBS News

What was once a free weekly newspaper of gambling tips founded out of his mom's basement in 2003 is now an online empire worth hundreds of millions of dollars.

Asked to explain what Barstool is, Portnoy said, "You're sitting at a bar, watching a game with your buddies. Anything yo

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