Migrants walk near lorries which are heading towards the ferry terminal in Calais, France, September 21, 2016. (Photo by Pascal Rossignol/Reuters)





French riot policemen stand guard at the entrance to the "Jungle" as dozens of migrants try to storm lorries which are heading towards the ferry terminal in Calais, France, September 21, 2016. (Photo by Pascal Rossignol/Reuters)





Migrant walks past the fence which secures the approach to the city from migrants trying to reach Britain, in Calais, France, September 21, 2016. (Photo by Pascal Rossignol/Reuters)





French riot policemen stand guard at the entrance of the "Jungle" as dozens of migrants try to storm lorries which are heading towards the ferry terminal in Calais, France, September 21, 2016. (Photo by Pascal Rossignol/Reuters)





Migrants get out of a lorry heading to Britain, after being spotted by police in Calais, northern France, September 21, 2016. The squalid migrant camp known as the “Jungle” in France's northern port of Calais has become home to nearly 1,000 more people since August, bringing the total to more than 10,000, two charities working there said on September 19. (Photo by Philippe Huguen/Reuters)





An overcrowded dinghy with migrants from different African countries is followed by members of the German NGO Jugend Rettet as they approach the Iuventa vessel during a rescue operation, off the Libyan coast in the Mediterranean Sea September 21, 2016. (Photo by Zohra Bensemra/Reuters)





An injured migrant is seen onboard of Iuventa vessel after being rescued from an overcrowded dinghy by members of the German NGO Jugend Rettet, during a rescue operation, off the Libyan coast in the Mediterranean Sea September 21, 2016. (Photo by Zohra Bensemra/Reuters)





An exhausted migrant is seen onboard of Iuventa vessel after she was rescued from an overcrowded dinghy by members of the German NGO Jugend Rettet, during a rescue operation, off the Libyan coast in the Mediterranean Sea September 21, 2016. (Photo by Zohra Bensemra/Reuters)





Ronia, 24, a member of the German NGO Jugend Rettet watches rescuers from the Save the Children NGO transferring migrants from the vessel Iuventa to their ship after her organisation rescued them from an overcrowded dinghy during an operation off the Libyan coast in the Mediterranean Sea September 21, 2016. (Photo by Zohra Bensemra/Reuters)





A migrant smiles as he is transferred from a dinghy by members of the German NGO Jugend Rettet during a rescue operation, off the Libyan coast in the Mediterranean Sea September 21, 2016. (Photo by Zohra Bensemra/Reuters)





A migrant is transferred from a dinghy by members of Save the Children NGO after he was rescued by members of the German NGO Jugend Rettet during an operation, off the Libyan coast in the Mediterranean Sea September 21, 2016. (Photo by Zohra Bensemra/Reuters)





A migrant is seen onboard of Iuventa vessel after he was rescued from an overcrowded dinghy by members of the German NGO Jugend Rettet during an operation, off the Libyan coast in the Mediterranean Sea September 21, 2016. (Photo by Zohra Bensemra/Reuters)





A migrant rests onboard of Iuventa vessel after being rescued from an overcrowded dinghy by members of the German NGO Jugend Rettet during an operation, off the Libyan coast in the Mediterranean Sea September 21, 2016. (Photo by Zohra Bensemra/Reuters)





A migrant is seen onboard of Iuventa vessel after he was rescued from an overcrowded dinghy by members of the German NGO Jugend Rettet during an operation, off the Libyan coast in the Mediterranean Sea September 21, 2016. (Photo by Zohra Bensemra/Reuters)





Migrants are seen onboard of Iuventa vessel after they were rescued from an overcrowded dinghy by members of the German NGO Jugend Rettet during an operation, off the Libyan coast in the Mediterranean Sea September 21, 2016. (Photo by Zohra Bensemra/Reuters)





Migrants are seen onboard of Iuventa vessel after they were rescued from an overcrowded dinghy by members of the German NGO Jugend Rettet during an operation, off the Libyan coast in the Mediterranean Sea September 21, 2016. (Photo by Zohra Bensemra/Reuters)





A migrant is transferred from a dinghy by members of the German NGO Jugend Rettet during a rescue operation, off the Libyan coast in the Mediterranean Sea September 21, 2016. (Photo by Zohra Bensemra/Reuters)





An overcrowded dinghy with migrants from different African countries is seen after members of the German NGO Jugend Rettet guided them towards the Iuventa vessel during a rescue operation, off the Libyan coast in the Mediterranean Sea September 21, 2016. (Photo by Zohra Bensemra/Reuters)





People gather along the shore of the Mediterranean Sea during a search for victims after a migrant boat capsized, in Al-Beheira, Egypt, September 21, 2016. (Photo by Reuters/Stringer)





Relatives of missing persons from a capsized boat in the Mediterranean Sea are pictured in Al-Beheira, Egypt, September 22, 2016. (Photo by Mohamed Abd El Ghany/Reuters)





People gather along the shore of the Mediterranean Sea during a search for victims after a migrant boat capsized, in Al-Beheira, Egypt, September 22, 2016. (Photo by Mohamed Abd El Ghany/Reuters)





People gather along the shore of the Mediterranean Sea during a search for victims after a migrant boat capsized, in Al-Beheira, Egypt, September 22, 2016. (Photo by Mohamed Abd El Ghany/Reuters)





A relative of a missing person from a boat carrying migrants which capsized off Egypt's coast, stands on a fishing boat in front of an army camp during a search for victims, in Al-Beheira, Egypt, September 22, 2016. (Photo by Mohamed Abd El Ghany/Reuters)





The bodies of victims of a boat carrying migrants that capsized off Egypt's coast, are seen on a military boat, in Al-Beheira, Egypt, September 22, 2016. (Photo by Mohamed Abd El Ghany/Reuters)





Rescue workers carry the body of a victim on a stretcher after a boat carrying migrants capsized off Egypt's coast, in Al-Beheira, Egypt, September 22, 2016. (Photo by Mohamed Abd El Ghany/Reuters)





Rescue workers carry the body of a victim on a stretcher after a boat carrying migrants capsized off Egypt's coast, in Al-Beheira, Egypt, September 22, 2016. (Photo by Mohamed Abd El Ghany/Reuters)





Migrants who were rescued from a boat that capsized in the Mediterranean Sea are pictured in Al-Beheira, Egypt, September 22, 2016. (Photo by Mohamed Abd El Ghany/Reuters)





An Iraqi woman holds her baby behind the fence as a policewoman stands guard at Amygdaleza pre-departure center for refugees and migrants who are asking to return home, in Athens, Wednesday, September 21, 2016. The old migrant detention center with capacity for 300 people will be used to temporarily house those who voluntarily return to their countries. More than 60,000 migrants and refugees are stranded in transit in Greece. (Photo by Thanassis Stavrakis/AP Photo)





An Afghan girl counts in Greek the numbers on the wall during a lesson by a non governmental organization at a refugee camp in the western Athens' suburb of Schisto, on Thursday, September 22, 2016. Most of the roughly 60,000 refugees and other migrants stranded in Greece are living in “appalling conditions” and face “immense and avoidable suffering”, rights group Amnesty International said in a report Thursday slamming Europe's response to the refugee crisis. (Photo by Thanassis Stavrakis/AP Photo)