The following video is from today’s MarketFoolery podcast, in which host Chris Hill, Alex Scherer, Charly Travers, and Joe Magyer discuss the latest business news. Shares of Sirius XM Radio finished up more than 4% today after second quarter revenue came in 13% higher, and the company added 600,000 new subscribers. Moreover, Sirius XM reported the largest quarterly cash flow in its history. In this segment, the guys analyze the company’s challenges and opportunities, as well as why investors should keep their eyes on Liberty Media’s John Malone as much as Sirius XM CEO Mel Karmizin.

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