Jesus Moreno, 60, feeds pigeons in downtown Monterrey, Mexico July 7, 2015. For the past 30 years Moreno, who was once homeless, a drug addict, and formerly working as a investigative policeman, has been feeding pigeons twice a day, because to him they represent peace and the only way to communicate to God, local media reported. (Photo by Daniel Becerril/Reuters)

A member of the Fuerza Civil (Civil Force) police unit takes part in a simulated crime situation during a media presentation to show the police model that the federal government wants for the rest of the country, at the police academy in Monterrey December 17, 2014. Fuerza Civil, a tactical team of the police unit trained by the army, was created by the Nuevo Leon government in 2011 to curb down corruption and infiltration by drug gangs in the police corps, local media reported. Promising a new law to stop the infiltration of local governments by organized crime, President Enrique Pena Nieto pledged to reform the penal system and send an proposal to Congress to unify multi-layered police forces in Mexico's 31 states. (Photo by Daniel Becerril/Reuters)

A piñata depicting TV celebrity Kim Kardashian is displayed outside a workshop in Reynosa December 6, 2014. Mexican artisan Dalton Ramirez, known in his neighborhood for creating pinatas which depict local politicians and people in the entertainment industry, jumped on the Kardashian bandwagon after the reality star was featured in a magazine showing her famous curves. The photographs in the magazine were shot by Jean-Paul Goude and recreated his iconic “Carolina Beaumont, New York, 1976”. (Photo by Daniel Becerril/Reuters)

A dog trainer works with a previously abandoned dog at a police centre in Saltillo, Mexico March 4, 2016. Stray dogs are adopted by the police from a municipal anti-rabies centre and then trained to help the police patrol the streets, and search for drugs, explosives and weapons. (Photo by Daniel Becerril/Reuters)

Members of the new BFEplus anti-terror unit of the German federal police holds a G36C automatic weapon after taking part in a capabilities demonstration at a police training facility on December 16, 2015 in Ahrensfelde, Germany. The BFEplus, whose acronym stands for Beweissicherungs und Festnahme Einheit, or Evidence Safeguarding and Arrest Unit, is to support the GSG9 police special forces unit in containing domestic terror threats. Germany is on high-alert following the November Paris terror attacks and a credible threat at the Germany vs. Holland football match in Hanover. (Photo by Sean Gallup/Getty Images)

A motorcycle modified to run on rails is seen inside a tunnel connected to the Altiplano Federal Penitentiary and used by drug lord Joaquin “El Chapo” Guzman to escape, in Almoloya de Juarez, on the outskirts of Mexico City, July 15, 2015. U.S. law enforcement officials met with agents of the Mexican attorney general's office this week to share information related to the escape from prison of Guzman and coordinate efforts to apprehend him, a Mexican government official said on Wednesday. (Photo by Edgard Garrido/Reuters)

Inhabitants of the community of Coyolillo celebrate their Afro-descendant carnival in Veracruz, Mexico on February 25, 2020. This carnival has more than 100 years of history and is the heritage of the African workers who arrived in that area more than 300 years ago to work in the sugar cane fields. (Photo by Hector Adolfo Quintanar Perez/ZUMA Wire/Rex Features/Shutterstock)