A Mexican former politician and mistress of  Joaquin “El Chapo” Guzman told his trial how she escaped through a drainage tunnel with the naked drug lord as security forces closed in before his 2014 capture

Lucero Guadalupe Sanchez Lopez broke down in hysterical sobs as she told a New York jury about her affair with the Sinaloa Cartel boss, causing his beauty queen wife sitting in court to let out a loud gleeful cackle.

"Until this day, I’m confused because I thought we were in a romantic relationship," the 29-year-old said – before she was ushered out of the courtroom to compose herself.

Emma Coronel, Guzman’s wife, snorted with laughter.

Sanchez told the court how the 61-year-old drug lord,…