A woman arrives to see her daughter, who was kidnapped from a boarding school in the northwest Nigerian state of Zamfara, after her release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

A soldier sits on one of the trucks used to bring back the girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, following their release in Zamfara, Nigeria, March 2, 2021. REUTERS/Afolabi Sotunde

The feet of girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara are seen after their release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde TPX IMAGES OF THE DAY

An official embraces a girl who was kidnapped from a boarding school in the northwest Nigerian state of Zamfara, after her release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, walk in line after their release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, walk in line after their release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

The feet of girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, are seen after their release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Girls who kidnapped from a boarding school in the northwest Nigerian state of Zamfara, get into a vehicle after their release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

The feet of girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, are seen after their release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

An official assists a girl who was kidnapped from a boarding school in the northwest Nigerian state of Zamfara, to get to the ambulance after her release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, head for a medical check-up after their release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, head for a medical check-up after their release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

An official embraces a girl who was kidnapped from a boarding school in the northwest Nigerian state of Zamfara, as she heads for a medical check-up after her release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, walk in line after their release, as a police officer stands close in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, walk in line after their release, as a police officer stands close in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, wait to get into a vehicle after their release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

A girl who was kidnapped from a boarding school in the northwest Nigerian state of Zamfara, lies in an ambulance after her release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara walk in line after their release, in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde TPX IMAGES OF THE DAY

A police officer gestures as a girl who was kidnapped from a boarding school in the northwest Nigerian state of Zamfara walks helped by a woman, after her release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

A police officer gestures as girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara walk in line after their release, in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

A girl who was kidnapped from a boarding school in the northwest Nigerian state of Zamfara, shows her injured foot after her release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Balarabe Kagara, father of two of the girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, reacts after their release, at the government house in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Balarabe Kagara, father of two of the girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, reacts after their release, at the government house in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, look on after their release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, look on after their release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

A girl who was kidnapped from a boarding school in the northwest Nigerian state of Zamfara, looks on after her release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, look on after their release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara, are seen after their release in Zamfara , Nigeria March 2, 2021. REUTERS/Afolabi Sotunde

Girls who were kidnapped from a boarding school in the northwest Nigerian state of Zamfara are seen after their release in Zamfara, Nigeria March 2, 2021. REUTERS/Afolabi Sotunde TPX IMAGES OF THE DAY

Nigerian artist Nathaniel Hodonu applies paint to coconut shells at his workshop in Lagos, Nigeria February 9, 2021. Picture taken February 9, 2021. REUTERS/Seun Sanni

Nigerian artist Nathaniel Hodonu cuts a piece of wood for his coconut artworks at his workshop in Lagos, Nigeria February 9, 2021. Picture taken February 9, 2021. REUTERS/Seun Sanni

Nigerian artist Nathaniel Hodonu applies paint to coconut shells at his workshop in Lagos, Nigeria February 9, 2021. Picture taken February 9, 2021. REUTERS/Seun Sanni

Nigerian artist Nathaniel Hodonu arranges coconut shells for his artwork at his workshop in Lagos, Nigeria February 9, 2021. Picture taken February 9, 2021. REUTERS/Seun Sanni

Nigerian artist Nathaniel Hodonu's coconut shell artwork is seen at an office in Lagos, Nigeria February 11, 2021. Picture taken February 11, 2021. REUTERS/Seun Sanni

Coconut made artworks of Nigerian artist Nathaniel Hodonu are seen at an office in Lagos, Nigeria February 11, 2021. Picture taken February 11, 2021. REUTERS/Seun Sanni

Nigerian artist Nathaniel Hodonu prepares materials for his coconut artworks at his workshop in Lagos, Nigeria February 9, 2021. Picture taken February 9, 2021. REUTERS/Seun Sanni

People and rescuers gather at the site where a Nigerian air force plane crashed while approaching the Abuja airport runway, according to the aviation minister, in Abuja, Nigeria February 21, 2021. REUTERS/Afolabi Sotunde

People and rescuers gather at the site where a Nigerian air force plane crashed while approaching the Abuja airport runway, according to the aviation minister, in Abuja, Nigeria February 21, 2021. REUTERS/Afolabi Sotunde

People gather near the site where a Nigerian air force plane crashed while approaching the Abuja airport runway, according to the aviation minister, in Abuja, Nigeria February 21, 2021. REUTERS/Afolabi Sotunde

Rescuers and police work at the site where a Nigerian air force plane crashed while approaching the Abuja airport runway, according to the aviation minister, in Abuja, Nigeria February 21, 2021. REUTERS/Afolabi Sotunde

Rescuers walk at the site where a Nigerian air force plane crashed while approaching the Abuja airport runway, according to the aviation minister, in Abuja, Nigeria February 21, 2021. REUTERS/Afolabi Sotunde

Rescuers and people gather near the debris of a Nigerian air force plane, which according to the aviation minister crashed while approaching the Abuja airport runway, in Abuja, Nigeria February 21, 2021. REUTERS/Afolabi Sotunde TPX IMAGES OF THE DAY

Rescuers and people gather near the debris of a Nigerian air force plane, which according to the aviation minister crashed while approaching the Abuja airport runway, in Abuja, Nigeria February 21, 2021. REUTERS/Afolabi Sotunde

Rescuers and people gather near the debris from a Nigerian air force plane, which according to the aviation minister crashed while approaching the Abuja airport runway, in Abuja, Nigeria February 21, 2021. REUTERS/Afolabi Sotunde

People watch as rescuers inspect the debris from a Nigerian air force plane, which crashed while approaching the Abuja airport runway according to aviation minister, in Abuja, Nigeria February 21, 2021. REUTERS/Abraham Achirga

Ini Dima-Okojie, Nigerian lead actress in a movie, Namaste Wahala is seen during an interview with Reuters in Lagos, Nigeria February 11, 2021. Picture taken February 11, 2021 REUTERS/Seun Sanni

Ini Dima-Okojie, Nigerian lead actor in the movie Namaste Wahala, speaks during an interview with Reuters in Lagos, Nigeria February 11, 2021. Picture taken February 11, 2021. REUTERS/Seun Sanni

Ini Dima-Okojie, Nigerian lead actor in the movie Namaste Wahala, speaks during an interview with Reuters in Lagos, Nigeria February 11, 2021. Picture taken February 11, 2021. REUTERS/Seun Sanni

Nigerian artist Olufela Omokeko sets up an exhibition of fresh pepper motive at a gallery in Iwaya, Lagos, Nigeria January 30, 2021. Picture taken January 30, 2021. REUTERS/Seun Sanni REFILE - CORRECTING TYPO IN SURNAME

General view of an exhibition of fresh pepper motive set up by Nigerian artist Olufela Omokeko at a gallery in Iwaya, Lagos, Nigeria February 1, 2021. Picture taken February 1, 2021. REUTERS/Seun Sanni REFILE - CORRECTING TYPO IN SURNAME

General view of an exhibition of fresh pepper motive set up by Nigerian artist Olufela Omokeko at a gallery in Iwaya, Lagos, Nigeria February 1, 2021. Picture taken February 1, 2021. REUTERS/Seun Sanni REFILE - CORRECTING TYPO IN SURNAME

Nigerian artist Olufela Omokeko sets up an exhibition of fresh pepper motive at a gallery in Iwaya, Lagos, Nigeria January 30, 2021. Picture taken January 30, 2021 REUTERS/Seun Sanni REFILE - CORRECTING TYPO IN SURNAME

Nigerian artist Olufela Omokeko sets up an exhibition of fresh pepper motive at a gallery in Iwaya, Lagos, Nigeria January 30, 2021. Picture taken January 30, 2021. REUTERS/Seun Sanni REFILE - CORRECTING TYPO IN SURNAME

Donald Pols, Director of Milieudefensie, speaks as he leaves a Dutch appeals court after the verdict in a case over oil major Shell's responsibility for oil pollution in the Niger Delta, in the Hague, Netherlands January 29, 2021. REUTERS/Piroschka Van De Wouw

Channa Samkalden, lawyer of Nigerian farmers and Milieudefensie, and Donald Pols, Director of Milieudefensie, react as they leave a Dutch appeals court after the verdict in a case over oil major Shell's responsibility for oil pollution in the Niger Delta, in the Hague, Netherlands January 29, 2021. REUTERS/Piroschka Van De Wouw

Channa Samkalden, lawyer of Nigerian farmers and Milieudefensie, speaks as she leaves a Dutch appeals court after the verdict in a case over oil major Shell's responsibility for oil pollution in the Niger Delta, in the Hague, Netherlands January 29, 2021. REUTERS/Piroschka Van De Wouw

Channa Samkalden, lawyer of Nigerian farmers and Milieudefensie, and Donald Pols, Director of Milieudefensie, react as they leave a Dutch appeals court after the verdict in a case over oil major Shell's responsibility for oil pollution in the Niger Delta, in the Hague, Netherlands January 29, 2021. REUTERS/Piroschka Van De Wouw

An activist of Milieudefensie poses for a picture outside a Dutch appeals court ahead of the verdict in a case over oil major Shell's responsibility for oil pollution in the Niger Delta, in the Hague, Netherlands January 29, 2021. REUTERS/Piroschka Van De Wouw

Donald Pols, Director of Milieudefensie, and Channa Samkalden, lawyer of Nigerian farmers and Milieudefensie, pose for a picture outside a Dutch appeals court ahead of the verdict in a case over oil major Shell's responsibility for oil pollution in the Niger Delta, in the Hague, Netherlands January 29, 2021. REUTERS/Piroschka Van De Wouw