Sinaloa drug cartel hired a cybersnoop to identify and kill FBI informants

Device compromises and deep-seated access to critical infrastructure exposed surveillance vulnerabilities in agency's work

A major Mexican drug cartel insider grassed on his fellow drug-peddlers back in 2018, telling the FBI that a cartel "hacker" was tracking a federal official and using their deep-rooted access to the country's critical infrastructure to kill informants....