A member of the Central American migrant caravan, holding a child, looks through the border wall toward a group of people gathered on the U.S. side, as he stands on the beach where the border wall ends in the ocean, in Tijuana, Mexico, Sunday, April 29, 2018. U.S. immigration lawyers are telling Central Americans in a caravan of asylum-seekers that traveled through Mexico to the border with San Diego that they face possible separation from their children and detention for many months. They say they want to prepare them for the worst possible outcome. (AP Photo/Hans-Maximo Musielik)
Migrants face final barrier at US-Mexico border
Asylum seekers from Central America are waiting outside an immigration center on the US-Mexico border, which US officials say has reached full capacity.
01:23 - Source: CNN
Migrant caravan 13 videos
A member of the Central American migrant caravan, holding a child, looks through the border wall toward a group of people gathered on the U.S. side, as he stands on the beach where the border wall ends in the ocean, in Tijuana, Mexico, Sunday, April 29, 2018. U.S. immigration lawyers are telling Central Americans in a caravan of asylum-seekers that traveled through Mexico to the border with San Diego that they face possible separation from their children and detention for many months. They say they want to prepare them for the worst possible outcome. (AP Photo/Hans-Maximo Musielik)
Migrants face final barrier at US-Mexico border
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Migrants take 2,500-mile journey to America
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Mexican federal police officers allow women and children, taking part in a caravan of Honduran migrants heading to the US, to cross to Mexico in the border city of Tecun Uman, 257 kilometers south of Guatemala City, on October 19, 2018. - Honduran migrants who have made their way through Central America were gathering at Guatemala's northern border with Mexico on Friday, despite President Donald Trump's threat to deploy the military to stop them entering the United States.
Inside the chaos at Mexico's border
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Mexican Ambassador to US: No deal with Trump
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Honduran migrants wait outside the border between Guatemala and Mexico, in Tecun Uman, Guatemala, Friday, Oct. 19, 2018. Thousands of migrants traveling in a caravan briefly moved toward a border crossing on the Mexico-Guatemala frontier before turning around. Guatemala has closed its border gate and is standing guard with dozens of troops and two armored jeeps.
Migrant caravan reaches Mexico-Guatemala border
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Mother in caravan: Trump has to receive us
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A group of Central American refugees and asylum seekers, led by the non-profit humanitarian organization Pueblos Sin Fronteras (People Without Borders), board a truck offering a ride to their next destination in the town of Santiago Niltepec, Oaxaca state, Mexico, on Saturday, March 31, 2018. The Trump administration is crafting legislation to make it harder for refugees to gain asylum in the U.S. and loosen restrictions on detaining immigrants apprehended near the border, a senior White House official said. Photographer: Jordi Ruiz Cirera/Bloomberg via Getty Images
CNN reporter follows a caravan of migrants
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Central American migrants travelling in the "Migrant Via Crucis" caravan wait outside the Padre Chava's kitchen soup for breakfast and legal counseling, in Tijuana, Baja California State, Mexico, on April 27, 2018. - The US has threatened to arrest around 100 Central American migrants if they try to sneak in from the US-Mexico border where they have gathered, prompting President Donald Trump to order troop reinforcements on the frontier. (Photo by GUILLERMO ARIAS / AFP)        (Photo credit should read GUILLERMO ARIAS/AFP/Getty Images)
Caravan of migrants reach US border
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A group of Central Americans crossed into Mexico in March as part of a migrant "caravan" heading to the United States border.
What the caravan crossing Mexico really wants
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Grandmother with caravan: We've suffered
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A group of Central Americans crossed into Mexico in March as part of a migrant "caravan" heading to the United States border.
Migrant 'caravan' makes its way through Mexico
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Central American migrants traveling with the annual Stations of the Cross caravan march to call for migrants' rights and protest the policies of U.S. President Donald Trump and Honduran President Juan Orlando Hernandez, in Matias Romero, Oaxaca State, Mexico, Tuesday, April 3, 2018. Bogged down by logistical problems, large numbers of children and fears about people getting sick, the caravan was always meant to draw attention to the plight of migrants and was never equipped to march all the way to the U.S. border.(AP Photo/Felix Marquez)
Migrant responds to Trump: We aren't dangerous
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Gabriela Hernandez and her children Jhonnathan and Omar, Central American migrants traveling in the "Migrant Via Crucis" caravan stand for a portrait outside near their tent at Juventud 2000 shelter   in Tijuana, Baja California state, Mexico, on April 27, 2018.
Immigrant caravan arrives in Tijuana
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