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FBI building

For decades, the FBI Most Wanted has been a touchstone in the popular imagination of crime fighting. And this week's arrest of Boston mob boss James Whitey Bulger put another dent in the top ten most wanted list. Osama bin Laden and Bulger had both held top spots on the list and now there are two openings. Here to talk about the history of that list and who could be bumped into the top ten is FBI Historian John Fox.