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Secret Service Scandal

Nearly a dozen Secret Service agents were fired or resigned after an investigation showed wide-spread use of prostitutes in Colombia. (Charles Dharapak/AP Photo)

Year in Review 2012: Scandalous Behavior

Controversy rocked some of the world's largest institutions—from the

military and the NFL to the Secret Service and the BBC. Some seemingly

untouchable pillars of their profession were tarnished by the scandals

of 2012.