Despite intervention by riot police, protesters blocked several sections of the route, causing the race to end abruptly 56 kilometers before the finish line. A few days before the opening ceremony, the infamous Tlatelolco massacre occurred, killing hundreds of Mexican student protesters. Nations that host major sporting events continue to make great efforts to suppress disruptive protests, using varying degrees of violence. Let us not forget the brutalization of Brazilian protesters by police before the 2016 Olympics in Rio de Janeiro. Sánchez backs protests and declares arms embargoIn an unusual turn of events, Spanish Prime Minister Pedro Sánchez, also the head of the Spanish Socialist Workers’ Party (PSOE), endorsed the protests.