By Lizbeth Diaz, Laura Gottesdiener and Alexandra Ulmer TIJUANA, Mexico (Reuters) - Nidia Montenegro fled violence and poverty at home in Venezuela, survived a kidnapping as she traveled north into Mexico,

They came from Haiti, Venezuela and around the world, pulling small rolling suitcases crammed with clothing and stuffed animals to occupy their children. They clutched cellphones showing that after months of waiting they had appointments — finally — to legally enter the United States.

President Donald Trump’s promises to beef up security at the southern border with Mexico began taking effect soon after he was inaugurated Monday, making good on his defining political promise to crack down on immigration and marking another wild swing in White House policy on the divisive issue.

WASHINGTON (AP) — President-elect Donald Trump is going to issue a series of orders aimed at remaking America’s immigration policies, ending asylum access, sending troops to the southern border and ending birthright citizenship, an incoming White House official said.

The new government plans to shut down the CBP One appointment system, leaving thousands of people in limbo as they wait in Mexico for an opportunity to request asylum in the United States

Nidia Montenegro, a Venezuelan woman seeking asylum, reached the U.S. border in Tijuana only to find her long-awaited appointment canceled amid President Trump's national emergency declaration. Thousands face similar despair as border policies shift,

The president moved quickly to cancel the CPB One app, which allowed migrants to schedule appointments to gain entry into the United States, turning away potentially tens of thousands of migrants.

They left Venezuela for political reasons and are seeking ... Families at Juventud 2000 on Thursday in Tijuana. (Ana Ramirez / The San Diego Union-Tribune) Vázquez, of Al Otro Lado, said that ...