Knife-wielding man injures three at airport in Lanzhou (4/4)

An injured security staff member receives treatment at a hospital in Lanzhou, capital of northwest China's Ganzhou Province, Jan. 20, 2014. A knife-wielding man rushed through the security check at Zhongchuan Airport and injured three security staff members at about 9:16 a.m. on Monday. The three injured, two in critical condition, have been taken to a local hospital. The airport has resumed service and flights are operating normally.(Xinhua)