Federal prosecutors hope to topple drug kingpin Joaquin ‘El Chapo’ Guzman

In a Brooklyn courtroom, where Joaquin "El Chapo" Guzman is on trial, federal prosecutors have utilized video footage of drug raids and called former top lieutenants of El Chapo’s empire to testify. Prosecutors hope to bring down the man worth an estimated $14 billion and once considered to be the most feared drug lord in Mexico.