The CBP One app has brought nearly 1 million people to the U.S. on two-year permits with eligibility to work since January 2023, but it could end under President-elect Donald Trump.

A nurse from Cuba and a woman from Tijuana meet and set off a chain of fortunate events in their lives. (AP video: Javier Arciga)

The CASPER also found that just less than half of households reported having at least one health symptom caused by the cross-border sewage crisis, such as headaches, nausea and dry throat. Most with chronic conditions, such as allergies, migraines, asthma and lung pain, said their symptoms have worsened.

The city of Tijuana approved an emergency declaration in preparation for a possible influx of migrants after Donald Trump's inauguration.

Mexico's border city of Tijuana has declared an emergency due to US President-elect Donald Trump's threat of mass deportations of migrants.

This past October, local leaders sent a letter and petition to the Environmental Protection Agency (EPA) asking to create a Superfund site to investigate the pollution in the Tijuana River

Mayor Ismael Burgueño said Thursday the shelter will have the capacity to house at least 10,000 deportees if Trump follows through on threats of mass deportations.

Latest updates from your Sport topics will appear in My Sport in the BBC Sport App and in a collection on the BBC homepage.

Ahead of the inauguration, migrant shelters south of the Rio Grande are far from full, a reflection of the tougher measures imposed on both sides of the border.

WASHINGTON (United States) - President-elect Donald Trump holds MAGA rally day ahead inauguration ceremony (2000 GMT) PICTURE. VIDEO. LIVE VIDEO. ARLINGTON (United States) - President-elect Donald Trump participates in a Wreath laying ceremony at the Tomb of the Unknown Soldier. PICTURE. VIDEO. LIVE VIDEO.

"Your head will spin when you see what's going to happen," Trump said. Here's a closer look at what he promised to do on Day 1.

Chinese exports and investment in Mexico are quickly rising. The Trump team fears its neighbor could be used as a backdoor to the U.S. market.