It doesn't take long for Goliath -- the crowd favorite and big, hairy corporate incumbent -- to sniff out the intruder.

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Indeed, acting like an insurgent doesn't always come naturally to a marketing Goliath.

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It's reassuring to know that Chicago-based U.S. Attorney Patrick Fitzgerald, who has a voracious appetite for rooting out political corruption and must see his city and the rest of Illinois as one giant buffet, is living up to his reputation as a tough and independent Goliath slayer who doesn't hesitate to take on the powerful.

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