TOPSHOT - People take part in a performance on the eve of the anniversary of the student massacre 1968 in Tlatelolco neighbourhood, in Mexico City, on October 1, 2018. - Next October 2 marks the 50th anniversary of the fateful day when armed forces under the ruling of then Mexican President Gustavo Dнaz Ordaz opened fire in student demonstrators, leaving hundreds dead. (Photo by PEDRO PARDO / AFP)