Enron employee Sherron Watkins testified in front of a House subcommittee Thursday, saying she warned Enron's chairman last summer about inflated and misleading financial statements.

Gwen Ifill talks to Rob Frieden, professor of telecommunications at Penn State University, and Susan Kalla, senior telecommunications analyst at Friedman, Billings and Ramsey, about the similarities Global Crossing's bankruptcy bears to Enron's rise and fall.

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