The Winter Olympics truly went global on Saturday when a Brazilian won the men's alpine skiing giant slalom - and a 17-year-old finished 60th for Thailand. Lucas Pinheiro Braathen, who used to compete for Norway before switching to his mother's nation,

As the world faces climate change, the Winter Olympics are being redefined. Discover how new strategies, such as earlier scheduling and multi-city hosting, may help keep the games sustainable and accessible in the future.