Genaro García Luna, former public security secretary

For some Mexicans, the news of Mr. García Luna’s arrest was almost unimaginable. For others, it was proof of enduring suspicions that he had been in bed with criminals all along. Still others interpreted it as a sweeping - and scalding - referendum on the two administrations in which he served.
Then there were those who found confirmation that the whole apparatus of Mexico’s government was once and forever corrupt.
Mr. García Luna was one of the architects - and the embodiment - of Mexico’s security strategy for a decade. From 2001 to 2005, during the administration of President Vicente Fox, Mr. García Luna led the Federal Investigative Agency, Mexico’s equivalent of the F.B.I.

He then became the public safety secretary in the cabinet of President Felipe Calderón from 2006 to 2012, overseeing his boss’s “war” on drug trafficking organizations and the deployment of the Mexican military to wage it.
Read the full report "Arrest of Top Crime Fighter Stuns Mexico, Where Corruption Is All Too Routine" here at the New York Times