South and North Korea will use the flag at the Winter Olympics. The Olympics are in the South Korean of PyeongChang. People were . North Korea has tested missiles. However, countries decided to use a " Korea" . There will be a one-Korea hockey .
The relations could bring . The Koreas have been since the 1950-53 Korean . A cross-border will open for the time in two . Not all Koreans are happy. South Korea's hockey said a united team could damage South Korea's of getting an Olympic .