U.S. deeply concerned by arson attack on Chinese consulate (6/10)

The photo taken by mobile phone in the early morning of Jan. 2, 2014, shows FBI, governmental officials and policemen working near the Chinese Consulate-General in San Francisco, the United States. The Chinese Consulate-General in San Francisco was burnt by arsonists on Jan. 1 and the front gate was severely damaged. (Xinhua/Xu Yong)