Colombia's National Police started an offensive to identify corrupt police officers who provide services to drug gangs.
According to the police, it has already established that in certain regions of the country, dirty cops work for organized crime.
General Luis Gilberto Ramirez Caller, director of the Judicial Police, said five police officers already were arrested after it was proven they worked for the organization of caputured drug lord 'Don Mario'.
The high official said drug cartel continuously are trying to infiltrate state institutions to disrupt an effective prosecution.
"We are working throughout the country. The processes of Police inspections allow us to purge these officials and proceed to prosecute them," Ramirez told Caracol Radio.
According to the official, the police is using lie detector tests in its attempt to increase the reliability tests on its personnel and is constantly making personnel changes to avoid organized crime to nest inside the organization.
