![First aid volunteers from the Central University of Venezuela, part of a group known as the Green Cross, transport a person severely injured during clashes with anti-riot police to a nearby health center in Altamira, Caracas.](/sites/default/files/multimedia_images_2017/201711ame_venezuela_mgio1379.jpg)
First aid volunteers from the Central University of Venezuela, part of a group known as the Green Cross, transport a person severely injured during clashes with anti-riot police to a nearby health center in Altamira, Caracas, June 28, 2017. © 2017 Giovanna Mascetti