The BBC's Orla Guerin entered the besieged western Libyan city, visiting a hospital and finding the intensive care unit full of people with serious injuries and multiple shrapnel wounds.

BBC: Libya: Obama, Cameron and Sarkozy vow Gaddafi must go

Bidwell scrutinized seven years of employee data, from 2003-2009, from the U.S. investment banking unit of a financial services firm, which included information on 5, 300 employees in multiple jobs, from traders and research analysts to support staff.

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