
MEXICO CITY, MEXICO - SEPTEMBER 26: A woman is seen dressed as death during the silent protest to mark 3 years of the dissappearance of the students of Ayotzinapa. Mexico City, Mexico. September 26, 2017. Last September 26, 2014, 43 students of Ayotzinapa dissappeared in Iguala, Guerrero.

MEXICO CITY, MEXICO - SEPTEMBER 26: A woman wave a flag during the silent protest to mark 3 years of the dissappearance of the students of Ayotzinapa. Mexico City, Mexico. September 26, 2017. Last September 26, 2014, 43 students of Ayotzinapa dissappeared in Iguala, Guerrero.

MEXICO CITY, MEXICO - SEPTEMBER 26: Relatives of the missigin students during the silent protest to mark 3 years of the dissappearance of the students of Ayotzinapa. Mexico City, Mexico. September 26, 2017. Last September 26, 2014, 43 students of Ayotzinapa dissappeared in Iguala, Guerrero.

MEXICO CITY, MEXICO - SEPTEMBER 26: A woman is seen dressed as death during the silent protest to mark 3 years of the dissappearance of the students of Ayotzinapa. Mexico City, Mexico. September 26, 2017. Last September 26, 2014, 43 students of Ayotzinapa dissappeared in Iguala, Guerrero.

MEXICO CITY, MEXICO - SEPTEMBER 26: A man holds a machete during the silent protest to mark 3 years of the dissappearance of the students of Ayotzinapa. Mexico City, Mexico. September 26, 2017. Last September 26, 2014, 43 students of Ayotzinapa dissappeared in Iguala, Guerrero.

MEXICO CITY, MEXICO - SEPTEMBER 26: A woman dressed as death during the silent protest to mark 3 years of the dissappearance of the students of Ayotzinapa. Mexico City, Mexico. September 26, 2017. Last September 26, 2014, 43 students of Ayotzinapa dissappeared in Iguala, Guerrero.

MEXICO CITY, MEXICO - SEPTEMBER 26: Protesters are seen during the silent protest to mark 3 years of the dissappearance of the students of Ayotzinapa. Mexico City, Mexico. September 26, 2017. Last September 26, 2014, 43 students of Ayotzinapa dissappeared in Iguala, Guerrero.

MEXICO CITY, MEXICO - SEPTEMBER 26: A banner is seen during the silent protest to mark 3 years of the dissappearance of the students of Ayotzinapa. Mexico City, Mexico. September 26, 2017. Last September 26, 2014, 43 students of Ayotzinapa dissappeared in Iguala, Guerrero.

MEXICO CITY, MEXICO - SEPTEMBER 26: Womans hold a banner during the silent protest to mark 3 years of the dissappearance of the students of Ayotzinapa. Mexico City, Mexico. September 26, 2017. Last September 26, 2014, 43 students of Ayotzinapa dissappeared in Iguala, Guerrero.