Fire fighters and people gather outside a mobile market in southern Pakistani port city of Karachi on March 2, 2013. At least 25 shops were burnt as the mobile market caught fire due to unknown reason, local media reported. (Xinhua Photo/Stringer)

People gather outside a mobile market in southern Pakistani port city of Karachi on March 2, 2013. At least 25 shops were burnt as the mobile market caught fire due to unknown reason, local media reported. (Xinhua Photo/Stringer)