Demonstrators take part in a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators take part in a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha TPX IMAGES OF THE DAY 

A demonstrator holds a sign during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators hold signs during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators walk during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators hold signs during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators hold signs during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

A demonstrator shouts slogans during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha TPX IMAGES OF THE DAY 

A demonstrator holds a flag during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators shout slogans during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators raise their fists during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators hold a banner of the Federation of Socialist Peasant Students of Mexico (FECSM) during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators hold banners during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators raise their fists during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

A demonstrator shouts slogans during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators raise their fists as they hold signs reading "Enough already" during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators raise their fists during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators hold a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

A demonstrator holds a sign reading "Your pain is our pain" during a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators hold a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators hold a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators hold a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

Demonstrators hold a protest to mark the 9th anniversary of the 43 Ayotzinapa Teacher Training College's students' disappearance, in Mexico City, Mexico September 26, 2023. REUTERS/Raquel Cunha 

People hold banners during a march to demand justice of missing students from Ayotzinapa Teacher Training College, in Mexico City , Mexico July 26, 2023. REUTERS/Henry Romero 

Students from Ayotzinapa Teacher Training College participate in a march to demand justice for their missing students, in Mexico City, Mexico July 26, 2023. REUTERS/Henry Romero 

A relative holds a banner with an image of a missing student from Ayotzinapa Teacher Training College during a march to demand justice for her loved ones, in Mexico City, Mexico July 26, 2023. REUTERS/Henry Romero 

Relatives hold banners with images of the missing students from Ayotzinapa Teacher Training College during march to demand justice for their loved ones, in Mexico City, Mexico July 26, 2023. REUTERS/Henry Romero 

People take part in a march to demand justice for the 43 students from the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 26, 2023. The banner reads "The army knows". REUTERS/Henry Romero 

People take part in a march to demand justice for the 43 students from the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 26, 2023. REUTERS/Henry Romero 

People take part in a march to demand justice for the 43 students from the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 26, 2023. REUTERS/Henry Romero 

People take part in a march to demand justice for the 43 students from the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 26, 2023. The banner reads "The army knows". REUTERS/Henry Romero 

People take part in a march to demand justice for the 43 students from the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 26, 2023. REUTERS/Henry Romero 

People gesture as they take part in a march to demand justice for the 43 students from the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 26, 2023. REUTERS/Henry Romero 

People take part in a march to demand justice for the 43 students from the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 26, 2023. The banner reads "The army knows". REUTERS/Henry Romero 

People take part in a march to demand justice for the 43 students from the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 26, 2023. REUTERS/Henry Romero 

People take part in a march to demand justice for the 43 students from the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 26, 2023. REUTERS/Henry Romero 

Vidulfo Rosales, lawyer for the parents and relatives of the 43 students of the Ayotzinapa Teacher Training College, speaks during a press conference after the report of the Interdisciplinary Group of Independent Experts (GIEI) for the Ayotzinapa Case on the complicity of the Mexican armed forces in the disappearance of the students, at the Miguel Agustin Pro Juarez Human Rights Center (PRODH), in Mexico City, Mexico, July 26, 2023. REUTERS/Henry Romero 

Emilio Navarrete, a relative of a student missing, speaks next to other relatives of the 43 students from Ayotzinapa training college during a press conference after the report of the Interdisciplinary Group of Independent Experts (GIEI) for the Ayotzinapa Case on the complicity of the Mexican armed forces in the disappearance of the students, at the Miguel Agustin Pro Juarez Human Rights Center (PRODH), in Mexico City, Mexico, July 26, 2023.REUTERS/ Henry Romero 

Relatives of the 43 students from Ayotzinapa training college attend a press conference after the report of the Interdisciplinary Group of Independent Experts (GIEI) for the Ayotzinapa Case on the complicity of the Mexican armed forces in the disappearance of the students, at the Miguel Agustin Pro Juarez Human Rights Center (PRODH), in Mexico City, Mexico, July 26, 2023. REUTERS/ Henry Romero 

Relatives put banners with the images of the students of the Ayotzinapa Teacher Training College as they hold a press conference after the report of the Interdisciplinary Group of Independent Experts (GIEI) for the Ayotzinapa Case on the complicity of the Mexican armed forces in the disappearance of the students, in Mexico City, Mexico, July 26, 2023. REUTERS/ Henry Romero 

Banners with the images of the students of the Ayotzinapa Teacher Training College are seen on the day relatives hold a press conference after the report of the Interdisciplinary Group of Independent Experts (GIEI) for the Ayotzinapa Case on the complicity of the Mexican armed forces in the disappearance of the students, in Mexico City, Mexico, July 26, 2023.REUTERS/ Henry Romero 

A relative of one of the 43 students of the Ayotzinapa Teacher Training College, holds a copy of the report of the Interdisciplinary Group of Independent Experts (GIEI) for the Ayotzinapa Case on the complicity of the Mexican armed forces in the disappearance of the students during a press conference, in Mexico City, Mexico, July 26, 2023.REUTERS/ Henry Romero 

Emilio Navarrete, a relative of a student missing, speaks next to other relatives of the 43 students from Ayotzinapa training college during a press conference after the report of the Interdisciplinary Group of Independent Experts (GIEI) for the Ayotzinapa Case on the complicity of the Mexican armed forces in the disappearance of the students, at the Miguel Agustin Pro Juarez Human Rights Center (PRODH), in Mexico City, Mexico, July 26, 2023.REUTERS/ Henry Romero 

Emilio Navarrete, a relative of a student missing, speaks next to other relatives of the 43 students from Ayotzinapa training college during a press conference after the report of the Interdisciplinary Group of Independent Experts (GIEI) for the Ayotzinapa Case on the complicity of the Mexican armed forces in the disappearance of the students, at the Miguel Agustin Pro Juarez Human Rights Center (PRODH), in Mexico City, Mexico, July 26, 2023.REUTERS/ Henry Romero 

Mario Cesar Gonzalez, a relative of a student missing, speaks during a press conference after the report of the Interdisciplinary Group of Independent Experts (GIEI) for the Ayotzinapa Case on the complicity of the Mexican armed forces in the disappearance of the students, at the Miguel Agustin Pro Juarez Human Rights Center (PRODH), in Mexico City, Mexico, July 26, 2023.REUTERS/ Henry Romero 

Relatives of the 43 missing students of the Ayotzinapa Teacher Training College attend Interdisciplinary Group of Independent Experts' (GIEI) last press conference, in Mexico City, Mexico July 25, 2023. REUTERS/Raquel Cunha 

Carlos Martin Beristain and Angela Buitrago, members of the Interdisciplinary Group of Independent Experts (GIEI), pose with Ayotzinapa Report VI during the last press conference on the 43 missing students of the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 25, 2023. REUTERS/Raquel Cunha 

Interdisciplinary Group of Independent Experts (GIEI) holds its last press conference on the 43 missing students of the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 25, 2023. REUTERS/Raquel Cunha 

Carlos Martin Beristain and Angela Buitrago, members of the Interdisciplinary Group of Independent Experts (GIEI), attend the last press conference on the 43 missing students of the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 25, 2023. REUTERS/Raquel Cunha 

Relatives of the 43 missing students of the Ayotzinapa Teacher Training College attend Interdisciplinary Group of Independent Experts' (GIEI) last press conference, in Mexico City, Mexico July 25, 2023. REUTERS/Raquel Cunha 

Interdisciplinary Group of Independent Experts (GIEI) holds its last press conference on the 43 missing students of the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 25, 2023. REUTERS/Raquel Cunha 

Carlos Martin Beristain and Angela Buitrago, members of the Interdisciplinary Group of Independent Experts (GIEI), attend the last press conference on the 43 missing students of the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 25, 2023. REUTERS/Raquel Cunha 

People attend Interdisciplinary Group of Independent Experts' (GIEI) last press conference on the 43 missing students of the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 25, 2023. REUTERS/Raquel Cunha 

Relatives of the 43 missing students of the Ayotzinapa Teacher Training College attend Interdisciplinary Group of Independent Experts' (GIEI) last press conference, in Mexico City, Mexico July 25, 2023. REUTERS/Raquel Cunha 

A person holds up a bracelet during Interdisciplinary Group of Independent Experts' (GIEI) last press conference on the 43 missing students of the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 25, 2023. REUTERS/Raquel Cunha 

A person holds a placard during Interdisciplinary Group of Independent Experts' (GIEI) last press conference on the 43 missing students of the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 25, 2023. REUTERS/Raquel Cunha 

Posters of the 43 missing students of the Ayotzinapa Teacher Training College are seen on the day of Interdisciplinary Group of Independent Experts' (GIEI) last press conference, in Mexico City, Mexico July 25, 2023. REUTERS/Raquel Cunha 

Carlos Martin Beristain, a member of the Interdisciplinary Group of Independent Experts (GIEI), speaks during last press conference on the 43 missing students of the Ayotzinapa Teacher Training College, in Mexico City, Mexico July 25, 2023. REUTERS/Raquel Cunha 

Carlos Beristain, member of the Interdisciplinary Group of Independent Experts (GIEI), leaves after attending a news conference on the 43 missing students of the Ayotzinapa teacher training college, at the office of Mexico City's Human Rights Commission, in Mexico City, Mexico, March 31, 2023. REUTERS/Henry Romero 

Carlos Martin Beristain, a member of the Interdisciplinary Group of Independent Experts (GIEI), speaks to relatives after attending a news conference on the 43 missing students of the Ayotzinapa Teacher Training College, at the office of Mexico City's Human Rights Commission, in Mexico City, Mexico, March 31, 2023. REUTERS/Henry Romero