St. Kitts and Nevis , however , has yet to win its first ever Olympic medal .
Meanwhile , sprinter Antoine Adams , the most experienced Olympian returning from London 2012 , served as the nation 's team captain and flag bearer in the opening ceremony .
nation       , however , has yet to win nation 's first ever Olympic medal .
Meanwhile , sprinter Antoine Adams , the most experienced Olympian returning from London 2012 , served as the nation 's team captain and flag bearer in the opening ceremony .