A visitor takes photo of a remote control weapon station at the International Defense Exhibition and Conference (IDEX) in Abu Dhabi, the United Arab Emirates, on Feb. 19, 2017. (Xinhua/Zhao Dingzhe)
A visitor takes photo of a remote control weapon station at the International Defense Exhibition and Conference (IDEX) in Abu Dhabi, the United Arab Emirates, on Feb. 19, 2017. (Xinhua/Zhao Dingzhe)