Migrants react on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

An exhausted migrant has refreshments on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

Migrants react on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

Migrants rest on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi REFILE - QUALITY REPEAT 

Migrants rest on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi REFILE - QUALITY REPEAT 

A migrant sits on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

Migrants rest on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

Migrants listen to an explanation of where they are on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

A migrant kisses a photo on his mobile phone on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

A migrant rests on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea, March 24, 2023. REUTERS/Darrin Zammit Lupi REFILE - QUALITY REPEAT 

A migrant looks at his mobile phone on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

Migrants stand on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea, March 24, 2023. REUTERS/Darrin Zammit Lupi 

Crew members of the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), rescue migrants on a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

Migrants are brought to the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

A migrant is helped onto the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

A medic tends to a semi-conscious migrant on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

Migrants are brought to the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

Crew members of the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), rescue migrants on a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

A migrant stands on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

Medics tend to an exhausted migrant on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

Migrants are brought to the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

Medics tend to a semi-conscious migrant on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

Medics carry a semi-conscious migrant on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

Migrants remove their life jackets on the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), after being rescued from a wooden boat off the coast of Libya in the central Mediterranean Sea March 24, 2023. REUTERS/Darrin Zammit Lupi 

Crew members of the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), practice basic life support on a RHIB (rigid-hulled inflatable boat) during a training exercise in the central Mediterranean March 21, 2023. REUTERS/Darrin Zammit Lupi 

Crew members of the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), take part in a training exercise in the central Mediterranean Sea March 21, 2023. REUTERS/Darrin Zammit Lupi 

Crew members of the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), take a quick break during a training exercise in the central Mediterranean Sea March 21, 2023. REUTERS/Darrin Zammit Lupi 

Crew members of the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), take part in a training exercise in the central Mediterranean Sea March 21, 2023. REUTERS/Darrin Zammit Lupi 

Crew members of the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), take part in a training exercise in the central Mediterranean Sea March 21, 2023. REUTERS/Darrin Zammit Lupi 

Crew members of the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), take part in a training exercise in the central Mediterranean Sea March 21, 2023. REUTERS/Darrin Zammit Lupi 

Crew members of the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), take part in a training exercise in the central Mediterranean Sea March 21, 2023. REUTERS/Darrin Zammit Lupi 

Crew members of the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), take part in a training exercise in the central Mediterranean Sea March 21, 2023. REUTERS/Darrin Zammit Lupi 

Crew members of the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), operate a RHIB (rigid-hulled inflatable boat) during a training exercise in the central Mediterranean Sea March 21, 2023. REUTERS/Darrin Zammit Lupi 

Crew members of the Geo Barents rescue ship, operated by Medecins Sans Frontieres (Doctors Without Borders), take part in a training exercise in the central Mediterranean Sea March 21, 2023. REUTERS/Darrin Zammit Lupi 

A nurse prepares to administer serums to cholera patients at a new cholera treatment centre run by Medecins Sans Frontieres (MSF - Doctors without Borders) in Munigi in the outskirts of Goma in the North Kivu province of the Democratic Republic of Congo December 8, 2022. REUTERS/Arlette Bashizi 

Chrispin Balume, 8, receives cholera treatment at a new cholera treatment centre run by Medecins Sans Frontieres (MSF - Doctors without Borders) in Munigi in the outskirts of Goma in the North Kivu province of the Democratic Republic of Congo December 8, 2022. REUTERS/Arlette Bashizi 

Chrispin Balume, 8, receives cholera treatment at a new cholera treatment center run by Medecins Sans Frontieres (MSF - Doctors without Borders) in Munigi in the outskirts of Goma in the North Kivu province of the Democratic Republic of Congo December 8, 2022. REUTERS/Arlette Bashizi 

Namahigwe Christine, 30, looks after her children receiving cholera treatment at a new cholera treatment centre run by Medecins Sans Frontieres (MSF - Doctors without Borders) in Munigi in the outskirts of Goma in the North Kivu province of the Democratic Republic of Congo December 8, 2022. REUTERS/Arlette Bashizi 

Alain Bishikwabo Irenge, a doctor at the focal point of the Munigi health centre, checks in a tent with cholera patients set up by Medecins Sans Frontieres (MSF - Doctors without Borders) in Munigi in the outskirts of Goma in the North Kivu province of the Democratic Republic of Congo December 8, 2022. REUTERS/Arlette Bashizi 

A general view shows a section of the new cholera treatment centre run by Medecins Sans Frontieres (MSF - Doctors without Borders) in Munigi in the outskirts of Goma in the North Kivu province of the Democratic Republic of Congo December 8, 2022. REUTERS/Arlette Bashizi 

A hygienist worker walks after disinfecting at a treatment centre that receives people diagnosed with cholera from different camps for the internally displaced persons in Kanyaruchinya, at the new cholera health facility run by Medecins Sans Frontieres (MSF - Doctors without Borders) in Munigi, in the outskirts of Goma in the North Kivu province of the Democratic Republic of Congo December 8, 2022. REUTERS/Arlette Bashizi 

A hygienist disinfects at a treatment centre that receives people diagnosed with cholera from different camps for the internally displaced persons in Kanyaruchinya, at the new cholera health facility run by Medecins Sans Frontieres (MSF - Doctors without Borders) in Munigi, in the outskirts of Goma in the North Kivu province of the Democratic Republic of Congo December 8, 2022. REUTERS/Arlette Bashizi 

A hygienist disinfects at a treatment centre that receives people diagnosed with cholera from different camps for the internally displaced persons in Kanyaruchinya, at the new cholera health facility run by Medecins Sans Frontieres (MSF - Doctors without Borders) in Munigi, in the outskirts of Goma in the North Kivu province of the Democratic Republic of Congo December 8, 2022. REUTERS/Arlette Bashizi 

A hygienist disinfects at a treatment centre that receives people diagnosed with cholera from different camps for the internally displaced persons in Kanyaruchinya, at the new cholera health facility run by Medecins Sans Frontieres (MSF - Doctors without Borders) in Munigi, in the outskirts of Goma in the North Kivu province of the Democratic Republic of Congo December 8, 2022. REUTERS/Arlette Bashizi 

Police officers stand near the gate next to rescue ship Geo Barents, run by Doctors Without Borders (MSF), in the port of Catania after Italy allowed disembarkation of children and sick people in Catania, Italy, November 7, 2022. REUTERS/Antonio Parrinello 

Rescue ship Geo Barents, run by Doctors Without Borders (MSF), is docked in the port of Catania after Italy allowed disembarkation of children and sick people in Catania, Italy, November 7, 2022. REUTERS/Antonio Parrinello 

Health workers and patients are seen inside a cholera treatment tent for severe cases at the Medecins Sans Frontieres (MSF - Doctors without Borders) Cholera Treatment Center, in Maiduguri, Borno State, Nigeria October 18, 2022. REUTERS/Christophe Van Der Perre 

Augusta Chinenye Obodoefuna, head of the Medecins Sans Frontieres (MSF - Doctors without Borders) Cholera Treatment Center, gives instructions to health workers in a tent for severe cholera cases, in Maiduguri, Borno State, Nigeria October 18, 2022. REUTERS/Christophe Van Der Perre 

A cholera patient lies in bed while his father sits next to him at the Medecins Sans Frontieres (MSF - Doctors without Borders) Cholera Treatment Center, in Maiduguri, Borno State, Nigeria October 18, 2022. REUTERS/Christophe Van Der Perre 

A young cholera patient sits in bed at the Medecins Sans Frontieres (MSF - Doctors without Borders) Cholera Treatment Center, in Maiduguri, Borno State, Nigeria October 18, 2022. REUTERS/Christophe Van Der Perre 

A cholera patient breastfeeds her child as she sits on a bed at the Medecins Sans Frontieres (MSF - Doctors without Borders) Cholera Treatment Center, in Maiduguri, Borno State, Nigeria October 18, 2022. REUTERS/Christophe Van Der Perre 

A woman, whose son died on the way to the Cholera treatment center, reacts as she sits while her other son waits for treatment at Medecins Sans Frontieres (MSF - Doctors without Borders) CTC in Maiduguri, Borno State, Nigeria October 18, 2022. REUTERS/Christophe Van Der Perre 

Augusta Chinenye Obodoefuna, head of the Medecins Sans Frontieres (MSF - Doctors without Borders) Cholera Treatment Center, checks health status of Adam Mohammed, 8, in Maiduguri, Borno State, Nigeria October 18, 2022. REUTERS/Christophe Van Der Perre 

Adam Mohammed, 8, a cholera patient whose brother died on the way to the Cholera treatment center, lies in bed waiting for treatment beside his mother at Medecins Sans Frontieres (MSF - Doctors without Borders) CTC in Maiduguri, Borno State, Nigeria October 18, 2022. REUTERS/Christophe Van Der Perre 

Ali Bakura, 3, a cholera patient, lies in bed receiving intravenous fluid at the Medecins Sans Frontieres (MSF - Doctors without Borders) Cholera Treatment Center, in Maiduguri, Borno State, Nigeria October 18, 2022. REUTERS/Christophe Van Der Perre 

A health worker at the Medecins Sans Frontieres (MSF - Doctors without Borders) Cholera Treatment Center disinfects a bed that was used by a patient, in Maiduguri, Borno State, Nigeria October 18, 2022. REUTERS/Christophe Van Der Perre 

Doctors at Medecins Sans Frontieres (MSF - Doctors without Borders) Cholera Treatment Center check Mariam Modu, 2, after she arrived from Custom House IDP camp, in Maiduguri, Borno State, Nigeria October 18, 2022. REUTERS/Christophe Van Der Perre 

A health worker at Medecins Sans Frontieres (MSF - Doctors without Borders) Cholera Treatment Center disinfects a bed that was used by a patient, in Maiduguri, Borno State, Nigeria October 18, 2022. REUTERS/Christophe Van Der Perre 

Ali Bakura, 3, a cholera patient, lies in bed receiving intravenous fluid at the Medecins Sans Frontieres (MSF - Doctors without Borders) Cholera Treatment Center, in Maiduguri, Borno State, Nigeria October 18, 2022. REUTERS/Christophe Van Der Perre 

A health worker at the Medecins Sans Frontieres (MSF - Doctors without Borders) Cholera Treatment Center, checks intravenous fluid for a newly arrived cholera patient Ali Bakura, 3, in Maiduguri, Borno State, Nigeria October 18, 2022. REUTERS/Christophe Van Der Perre