Warren Buffett's decision to back a bid for Yahoo might seem to violate some of the billionaire investor's cardinal rules: Don't invest in tech, and don't touch companies whose businesses you don't understand. As Bloomberg reporter Noah Buhayar tells Deal of the Week host Alex Sherman, though, Buffett no doubt extracted a low-risk deal to help finance the bid for Quicken Loans founder Dan Gilbert. Plus, Bloomberg Gadfly columnist Brooke Sutherland offers her thoughts on Gannett's improved hostile offer for Tribune, following up on last week's episode.

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