Croatia's President Kolinda Grabar-Kitarovic, European Council President Donald Tusk, South Korean President Park Geun-hye, Mongolian President Tsakhiagiin Elbegdorj, German Chancellor Angela Merkel and other heads of delegations watch traditional nomadic Naadam festival performance during the Asia-Europe Meeting (ASEM) summit just outside Ulaanbaatar, Mongolia, July 15, 2016. REUTERS/Damir Sagolj