![A protester holds up a sign next to relatives of some of the 43 missing students of Ayotzinapa College Raul Isidro Burgos during a march in Mexico City](/sites/default/files/multimedia_images_2016/iahcr_photo.jpg)
A protester holds up a sign next to relatives of some of the 43 missing students of Ayotzinapa College Raul Isidro Burgos during a march in Mexico City. © 2016 Reuters
A protester holds up a sign next to relatives of some of the 43 missing students of Ayotzinapa College Raul Isidro Burgos during a march in Mexico City. © 2016 Reuters