John McCain, Arizona senator and former Republican presidential candidate
By day's end, the Dow falls more than 500 points, the date becomes known as Black Monday, and McCain starts backpedaling fast.
Maybe we should have seen this coming: In late 2007, McCain admits "the issue of economics is not something I've understood as well as I should," adding, "I've got Greenspan's book." -- By Nina Easton, Fortune Washington editor
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