The Bolaños sisters from Venezuela sleep on the ground outside a bus terminal where they are living with their single mother Keilly and two other siblings, alongside other migrants in Villahermosa, Mexico, Saturday, June 8, 2024. Their mother said she was seeking asylum hoping to treat her her four-year-old daughter, right, for leukemia, due to lack of access to medical care back in Venezuela. (AP Photo/Felix Marquez)
Teenager migrants look at a map of Mexico at the Peace Oasis of the Holy Spirit Amparito shelter in Villahermosa, Mexico, on Friday, June 7, 2024. After the head of Mexico's immigration agency ordered a halt to deportations in December, migrants have been left in limbo as authorities round up migrants across the country and dump them in the southern Mexican cities of Villahermosa and Tapachula. (AP Photo/Felix Marquez)
Migrants eat lunch at the Peace Oasis of the Holy Spirit Amparito shelter in Villahermosa, Mexico, Friday, June 7, 2024. After the head of Mexico's immigration agency ordered a halt to deportations in December, migrants have been left in limbo as authorities round up migrants across the country and dump them in the southern Mexican cities of Villahermosa and Tapachula. (AP Photo/Felix Marquez)
Josue Martinez serves juice to migrants during lunch at the Peace Oasis of the Holy Spirit Amparito shelter in Villahermosa, Mexico, Friday, June 7, 2024. "Mexico is the wall," said Martínez, a psychologist at the only shelter in Villahermosa. "(The migrants) are trapped in the south," referring to Mexican authorities' tactic of wearing migrants out until they can no longer continue. (AP Photo/Felix Marquez)
Venezuelan migrants walk after being returned to Villahermosa in southern Mexico by the National Migration Institute, Sunday, June 9, 2024. After the head of Mexico's immigration agency ordered a halt to deportations in December, migrants have been left in limbo as authorities round up migrants across the country and dump them in southern Mexican cities of Villahermosa and Tapachula. (AP Photo/Felix Marquez)
Venezuelan migrant Anyeli Reyes makes a video call inside the Peace Oasis of the Holy Spirit Amparito shelter in Villahermosa, Mexico, Friday, June 7, 2024. After the head of Mexico's immigration agency ordered a halt to deportations in December, migrants have been left in limbo as authorities round up migrants across the country and dump them in the southern Mexican cities of Villahermosa and Tapachula. (AP Photo/Felix Marquez)
Yeneska Garcia, a Venezuelan migrant, cries into her hands as she eats at the Peace Oasis of the Holy Spirit Amparito shelter in Villahermosa, Mexico, Friday, June 7, 2024. Since the 23-year-old fled Venezuela in January, she trekked days through the jungles of The Darien Gap, narrowly survived being kidnapped by Mexican cartels and waited months for an asylum appointment with the U.S. that never came through. (AP Photo/Felix Marquez)
An immigration checkpoint stands in Nuevo Teapa, southern Mexico, Saturday, June 8, 2024. Mexico is under pressure from the U.S. to block millions of migrants headed north. (AP Photo/Felix Marquez)
A migrant takes pictures of health studies and an appointment with human rights lawyers for migrants who say they were beaten weeks before by immigration authorities near Mexico's northern border with the U.S., outside a bus terminal where migrants sleep in Villahermosa, Mexico, Saturday, June 8, 2024. After the head of Mexico's immigration agency ordered a halt to deportations in December, migrants have been left in limbo as authorities round up migrants across the country and dump them in southern Mexican cities of Villahermosa and Tapachula. (AP Photo/Felix Marquez)
Venezuelan migrant Yeneska Garcia, second from left, sits with other migrants at the Peace Oasis of the Holy Spirit Amparito shelter in Villahermosa, Mexico, Friday, June 7, 2024. "I would rather cross the Darien Gap 10,000 times than cross Mexico once," Garcia said. (AP Photo/Felix Marquez)
Venezuelan migrant Keilly Bolaños stands outside the bus terminal where she is living with her children and other migrants in Villahermosa, Mexico, Saturday, June 8, 2024. The single mother and her four children have been returned back to southern Mexico six times. (AP Photo/Felix Marquez)
Honduran migrant Alexander Amador hides on the side of the road from immigration agents in Nuevo Teapa, southern Mexico, late Saturday, June 8, 2024. Amador and his two travel companions had been walking for 10 hours after being returned twice to southern Mexico while traveling by bus. (AP Photo/Felix Marquez)
Mexican and U.S. flags decorate the window of a passenger bus that serves southern Mexico that stopped at an immigration checkpoint for inspection in Nuevo Teapa, southern Mexico, Saturday, June 8, 2024. Mexico is under pressure from the U.S. to block millions of migrants headed north. (AP Photo/Felix Marquez)
Fabiana Bellizar, a Venezuelan migrant, is detained with other migrants after being removed from a bus, at an immigration checkpoint in La Venta, Mexico, Saturday, June 8, 2024. After being taken off the bus, the group of migrants begged authorities not to release them, but to help them return to Venezuela. (AP Photo/Felix Marquez)
Venezuelan migrants pick out donated clothing at the Peace Oasis of the Holy Spirit Amparito shelter in Villahermosa, Mexico, Friday, June 7, 2024. After the head of Mexico's immigration agency ordered a halt to deportations in December, migrants have been left in limbo as authorities round up migrants across the country and dump them in the southern Mexican cities of Villahermosa and Tapachula. (AP Photo/Felix Marquez)
The Bolaños children, from Venezuela, watch videos on a mobile phone outside the bus terminal where they are living with their single mother Keilly and one other sibling, along with other migrants in Villahermosa, Mexico, Saturday, June 8, 2024. Their mother was captured in the northern state of Juarez, where she said she was beaten by the military in front of her children, loaded on a bus for two days, and left in Villahermosa. (AP Photo/Felix Marquez)
A National Guard officer ispects the interior of a passenger bus at an immigration checkpoint in Nuevo Teapa, southern Mexico, late Saturday, June 8, 2024. Mexico is under pressure from the U.S. to block millions of migrants headed north. (AP Photo/Felix Marquez)
A Venezuelan migrant girl's belongings lay on the floor at the Peace Oasis of the Holy Spirit Amparito shelter in Villahermosa, Mexico, Friday, June 7, 2024. After the head of Mexico's immigration agency ordered a halt to deportations in December, migrants have been left in limbo as authorities round up migrants across the country and dump them in the southern Mexican cities of Villahermosa and Tapachula. (AP Photo/Felix Marquez)
A National Migration Institute agent checks the documents of bus passengers at an immigration checkpoint in Nuevo Teapa, southern Mexico, Saturday, June 8, 2024. Mexico is under pressure from the U.S. to block millions of migrants headed north. (AP Photo/Felix Marquez)
A National Guard officer checks a vehicle at the immigration checkpoint in Nuevo Teapa in southern Mexico, Saturday, June 8, 2024. Mexico is under pressure from the U.S. to block millions of migrants headed north. (AP Photo/Felix Marquez)
The Bolaños sisters, from Venezuela, sleep on the ground outside the bus terminal where they are living with their single mother Keilly and one other sibling, along with other migrants in Villahermosa, Mexico, Saturday, June 8, 2024. Their mother said that in Mexico's northern state of Juarez she was beaten by the military in front of her children, loaded on a bus for two days, and left in Villahermosa. (AP Photo/Felix Marquez)
Rosana Mercado, a Venezuelan migrant, bathes her daughter inside the Peace Oasis of the Holy Spirit Amparito shelter, in Villahermosa, Mexico, Friday, June 7, 2024. After the head of Mexico's immigration agency ordered a halt to deportations in December, migrants have been left in limbo as authorities round up migrants across the country and dump them in the southern Mexican cities of Villahermosa and Tapachula. (AP Photo/Felix Marquez)
A young migrant runs through the Peace Oasis of the Holy Spirit Amparito shelter where migrants sleep on the floor on mats in Villahermosa, Mexico, late Friday, June 7, 2024. After the head of Mexico's immigration agency ordered a halt to deportations in December, migrants have been left in limbo as authorities round up migrants across the country and dump them in the southern Mexican cities of Villahermosa and Tapachula. (AP Photo/Felix Marquez)