Bids for the 2014 Summer Youth Olympics 2014 host city was elected during the 2010 IOC session in Vancouver, prior to the 2010 Winter Olympics. This was the first election of a Youth Olympic Games host city held in an IOC Session. The elections for the host cities of the 2010 Summer Youth Olympics and 2012 Winter Youth Olympics were done through postal votes by IOC members. China bid for the 2014 Summer Youth Olympics with the city of Nanjing. Nanjing is located in East Central China along the Yangtze River. The IOC noted Nanjing had "the least risk" of the applicant cities. Poznań bid for the
Field hockey at the 2018 Summer Youth Olympics Field hockey at the 2018 Summer Youth Olympics Field Hockey at the 2018 Summer Youth Olympics was held from 7 to 14 October. The events took place at the Parque Polideportivo Roca in Buenos Aires, Argentina. For the second Youth Olympics in a row, the format for this event was Hockey 5s, a 5-a-side tournament that is played on a smaller field size. Initially, 10 teams per tournament were scheduled to take part; however, on 6 July 2017 the International Hockey Federation announced the tournaments will be expanded to 12 teams. As hosts, Argentina qualified in both tournaments. Five continental