By Laura Gottesdiener and Lizbeth Diaz CIUDAD JUAREZ, Mexico (Reuters) - Mexican authorities have begun constructing giant tent shelters in the city of Ciudad Juarez to prepare for a possible influx of Mexicans deported under U.

As well as a place to sleep, returning Mexicans will receive food, medicine and help in obtaining documents.

A secret tunnel discovered last week on the U.S.-Mexico border will be sealed by Mexican authorities, an army official in Ciudad Juarez said Saturday.

Several migrants said they had recently arrived in Ciudad Juarez, Mexico after weeks of travel, only to find their CBP One appointments were cancelled.

President Donald Trump's promises of mass deportations, which could bring batches of new arrivals fresh off the border bridges into Juárez, has Mexican law enforcement preparing to keep watch for potential trouble.

The shelters in Ciudad Juarez will have the capacity to house thousands of people, a municipal official has said.

It may have been embraced by the Academy, but just a day after its debut in Mexico, the acclaimed “narco-musical” Emilia Pérez was already drawing sharp rebukes for superficial portrayals of sensitive subjects.

The Mexican government is building large encampments in Ciudad Juárez ... a few days, city official Enrique Licon told Reuters. "It's unprecedented," Licon said Tuesday of Mexico's plan to ...

The Mexican government plans to establish nine reception areas for deportees in Mexico's six northern border states over the coming weeks.

General Jose Lemus, commander of Ciudad Juarez's military garrison, said the tunnel "must have taken a long time" to build, suggesting "it could have been one or two years".

Mexico was raising sprawling tents on the U.S. border Wednesday as it braced for President Donald Trump to fulfill his pledge to reverse mass migration.

Discovered on January 10 by US and Mexican security agencies, the tunnel measures approximately 300 meters (1,000 feet) in length on the Mexican side and is equipped with lighting, ventilation and is