Liu Mu poses for a photo at the Main Media Center for the London Olympic Games in London, on July 22, 2012. There are many Chinese volunteers working for the upcoming Olympic Games in London. Liu Mu, a girl from Harbin, is one of them, volunteering at the Games' media operation department. She was a volunteer at the Olympic village during the Beijing 2008 Olympic Games when she was still a junior student at the Beijing Foreign Studies University. She now works as an oral interpreter at the London Court after she graduated from the Newcastle University in England. [Photo/Xinhua]