Homeland Security Investigations
In a novel investigative strategy, rather than just following the money, investigators went undercover as someone converting Bitcoin into cash, exploiting a financial bottleneck faced by dark web criminals.
Here's why this incident is just the tip of the iceberg.
US and Mexican authorities reportedly teamed up to arrest two dozen high-level cartel members in the Mexican state of Sonora along the border with Arizona.
Last week's raid of the gay escort site led to accusations that the authorities were motivated by homophobia or simply wasting resources.
In an unlikely alliance, a group of strip club owners are working with immigration authorities on suspected trafficked dancers. Yet critics say that victims are often mishandled by law enforcement.