Migrants walk up an overpass in a caravan heading to the northern border, in Tapanatepec, Mexico November 9, 2021.
A girl walks outside a migrant camp near the El Chaparral border crossing in Tijuana, Mexico November 8, 2021. Picture taken on November 8, 2021.
A boy rides a bicycle inside a migrant camp near the El Chaparral border crossing in Tijuana, Mexico November 8, 2021.
Cell phones charge at a migrant camp near the El Chaparral border crossing, as the coronavirus disease (COVID-19) restrictions ease in the U.S., in Tijuana, Mexico November 6, 2021. Picture taken November 6, 2021.
A girl plays with a fence inside a migrant camp near the El Chaparral border crossing in Tijuana, Mexico November 8, 2021.
A woman washes a plate at a migrant camp near the El Chaparral border crossing, as the coronavirus disease (COVID-19) restrictions ease in the U.S., in Tijuana, Mexico November 6, 2021.
A girl plays outside a migrant camp near the El Chaparral border crossing in Tijuana, Mexico November 8, 2021. Picture taken on November 8, 2021.
A migrant taking part in a caravan heading to the northern border sleeps on the banks of a river, in Santo Domingo Zanatepec, Mexico November 11, 2021.
A girl looks on inside a migrant camp near the El Chaparral border crossing in Tijuana, Mexico November 8, 2021. Picture taken on November 8, 2021.
A migrant pushes a shopping cart with his daughter as he walks along a road in a caravan heading to the northern border, in Santo Domingo Zanatepec, Mexico November 10, 2021.
A child walks at a migrant camp near the El Chaparral border crossing, as the coronavirus disease (COVID-19) restrictions ease in the U.S., in Tijuana, Mexico November 6, 2021. Picture taken November 6, 2021.
Migrants walk along a road in a caravan heading to the northern border, in Santo Domingo Zanatepec, Mexico November 11, 2021.
A migrant pulls a tricycle with her child in a caravan heading to the northern border, in Tapanatepec, Mexico November 9, 2021.
Migrants ride in the back of a truck as others walk in a caravan heading to the northern border, in Santo Domingo Zanatepec, Mexico November 11, 2021.
A migrant pushes a wheelchair with her belongings in a caravan heading to the northern border, in Tapanatepec, Mexico November 9, 2021.
Spurred by reopening, more migrants head for U.S.-Mexico border