MOROCCO-FNIDEQ-SPAIN-IMMIGRANTS (210519) -- FNIDEQ, May 19, 2021 (Xinhua) -- Immigrants climb over the border fence to enter the Spanish enclave of Ceuta, in Fnideq, Morocco, May 18, 2021. The Spanish enclave of Ceuta is having to deal with an influx of immigrants after an estimated 6,000 people have entered the territory from Morocco, according to the central government's delegation in the city. (Xinhua) Xinhua Photo: XINHUA/PIXSELL
FILE PHOTO: Thousands of migrants cross the Spanish-Moroccan border FILE PHOTO: Moroccan minors queue at a facility prepared for them to rest and have food, after thousands of migrants swam across the Spanish-Moroccan border, in Ceuta, Spain, May 19, 2021. REUTERS/Jon Nazca/File Photo JON NAZCA
Thousands of migrants cross the Spanish-Moroccan border A Moroccan boy cries as he swims using bottles as a float, near the fence between the Spanish-Moroccan border, after thousands of migrants swam across the border, in Ceuta, Spain, May 19, 2021. Picture taken May 19, 2021. REUTERS/Jon Nazca JON NAZCA
Thousands of migrants cross the Spanish-Moroccan border A Moroccan boy swims using bottles as a float, near the fence between the Spanish-Moroccan border, after thousands of migrants swam across the border, in Ceuta, Spain, May 19, 2021. Picture taken May 19, 2021. REUTERS/Jon Nazca JON NAZCA
Thousands of migrants cross the Spanish-Moroccan border A Moroccan boy cries as he is helped by Spanish soldiers after he swam using bottles as a float, at El Tarajal beach, near the fence between the Spanish-Moroccan border, after thousands of migrants swam across the border, in Ceuta, Spain, May 19, 2021. REUTERS/Jon Nazca JON NAZCA
Thousands of migrants cross the Spanish-Moroccan border A Moroccan boy cries as he is helped by a Spanish soldier after he swam using bottles as a float, at El Tarajal beach, near the fence between the Spanish-Moroccan border, after thousands of migrants swam across the border, in Ceuta, Spain, May 19, 2021. REUTERS/Jon Nazca JON NAZCA
Thousands of migrants cross the Spanish-Moroccan border A Moroccan boy cries as he is helped by Spanish soldiers after he swam using bottles as a float, at El Tarajal beach, near the fence between the Spanish-Moroccan border, after thousands of migrants swam across the border, in Ceuta, Spain, May 19, 2021. REUTERS/Jon Nazca JON NAZCA
A police officer talks to migrant in Fnideq, close to the Spanish enclave Ceuta A police officer talks to migrant in Fnideq, close to the Spanish enclave Ceuta, in Morocco, May 19, 2021. REUTERS/Shereen Talaat SHEREEN TALAAT
Migrant stand at the beach in Fnideq, close to the Spanish enclave Ceuta Migrant stand at the beach in Fnideq, close to the Spanish enclave Ceuta, in Morocco, May 19, 2021. REUTERS/Shereen Talaat SHEREEN TALAAT
Clothes hang on a fence in Fnideq, close to the Spanish enclave Ceuta Clothes hang on a fence in Fnideq, close to the Spanish enclave Ceuta, in Morocco, May 19, 2021. REUTERS/Shereen Talaat SHEREEN TALAAT
Thousands of migrants cross the Spanish-Moroccan border Moroccan minors queue at a facility prepared for them to rest and have food, after thousands of migrants swam across the Spanish-Moroccan border, in Ceuta, Spain, May 19, 2021. REUTERS/Jon Nazca JON NAZCA
Thousands of migrants cross the Spanish-Moroccan border A Spanish soldier carries a migrant near the fence between the Spanish-Moroccan border, after thousands of migrants swam across the border, in Ceuta, Spain, May 19, 2021. REUTERS/Jon Nazca JON NAZCA
MOROCCO-FNIDEQ-SPAIN-IMMIGRANTS (210519) -- FNIDEQ, May 19, 2021 (Xinhua) -- Potential migrants stand on the Moroccan side of the fence that separates the Spanish enclave from Morocco, in Fnideq, Morocco, on May 18, 2021. The Spanish enclave of Ceuta is having to deal with an influx of immigrants after an estimated 6,000 people have entered the territory from Morocco, according to the central government's delegation in the city. (Xinhua) Xinhua Photo: XINHUA/PIXSELL
MOROCCO-FNIDEQ-SPAIN-IMMIGRANTS (210519) -- FNIDEQ, May 19, 2021 (Xinhua) -- Immigrants climb over the border fence to enter the Spanish enclave of Ceuta, in Fnideq, Morocco, May 18, 2021. The Spanish enclave of Ceuta is having to deal with an influx of immigrants after an estimated 6,000 people have entered the territory from Morocco, according to the central government's delegation in the city. (Xinhua) Xinhua Photo: XINHUA/PIXSELL
Thousands of migrants cross the Spanish-Moroccan border Spanish security forces members carry and escort Moroccan citizens at El Tarajal beach, near the fence between the Spanish-Moroccan border, after thousands of migrants swam across this border during last days, in Ceuta, Spain, May 18, 2021. REUTERS/Jon Nazca JON NAZCA