Yes, there are agents of foreign governments working within our government agencies. They hold no allegiance to our country and would choose "their people" over Americans.
Julian Marie Sanchez, 28, was busted for selling fraudulent Identification out of the South Bend branch of the Indiana Bureau of Motor Vehicles for $100-200 and occasionally raking in as much as $500 a pop.
Asked why she did it she replied "I did it for my people."
Source: ABC