Federal authorities have announced the dismantling of one of the largest human smuggling operations in U.S. history, which allegedly trafficked around 20,000 undocumented immigrants from Guatemala into the country. Four individuals have been charged, including two key leaders, with accusations of running this extensive smuggling ring out of California. The Department of Justice has highlighted the significance of these arrests, emphasizing the violent and dangerous nature of such transnational organized crime groups. The investigation revealed that the smugglers threatened law enforcement personnel while facilitating illegal entries into the U.S.