This helps explains why different US services have so much overlap. Like you know what he purpose of the DEA, ATF, and ICE because it's in the title. But I coul

This helps explains why different US services have so much overlap. Like you know what he purpose of the DEA, ATF, and ICE because it's in the title. But I could never pin down why the FBI, US Marshall, or Secret Service would get called in. Media wise, the FBI is the most famous.