Beijing, Jan 2 (IANS) At least one worker remained trapped in an under-construction tunnel of a metro line which collapsed Wednesday in China’s Nanning city after rescuers pulled out two of his colleagues, Xinhua reported.
The incident occurred in the afternoon in Guangxi Zhuang Region.
Rescuers said the three workers were working in the tunnel section, where there were two sewage pipelines. The cause of the accident could not be immediately ascertained.
