Victor and Cynthia Liu, aged 19 and 27, and their mother, Sandra Han, are believed to have been refused permission by Beijing authorities to leave China, where they have been held since June.
Stories this photo appears in:
US calls for release of young Americans trapped in China ahead of G20
Ahead of a high stakes meeting between Chinese and US leaders at the G20 summit in Buenos Aires, a top US security official has demanded the release of two young Americans who say they've been prevented from leaving China.
