Mexico, Oct. 27 -- Following the tightening of US immigration policy, Tapachula-a city on Mexico's southern border with Guatemala-is now hosting thousands of stranded migrants and asylum seekers living in increasingly precarious conditions.

The migrants are unable to continue traveling north, and face a desperate situation due to the complex bureaucratic procedures required to legalize their status. Doctors Without Borders/Medecins Sans Frontieres (MSF) teams have significantly increased medical consultations and mental health care to respond to the needs.

The Trump administration's restrictive immigration policies, on top of bilateral agreements and regional pressure to curb migration, have transformed Mexico into a country of containm...