From Yahoo News/Reuters:
MEXICO CITY (Reuters) – Corrupt officials inside Mexico's security forces have leaked U.S. anti-drugs intelligence directly to drug traffickers to help them escape raids, a senior U.S. law enforcement agent said.
A recent anti-corruption sweep showed the infiltration of Mexican police forces had reached alarming levels, with several high-ranking investigators and a presidential guardsman arrested for selling information to drug cartels.
The U.S. agent said the arrests were an encouraging sign that Mexico's government is serious about stopping drug gangs from getting their hands on intelligence, some of which comes from the U.S. Drug Enforcement Administration, or DEA.
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My Comment: At least some corrupt officials are now being arrested.