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![U.S.-NEW YORK-TIMES SQUARE-SECURITY](136721513_15095812502511n.jpg)
A police officer sets up fence at a newly established post at Times Square in New York, the United States, on Nov. 1, 2017, one day after a truck plowed into pedestrians near the World Trade Center, causing eight people killed and a dozen more injured. (Xinhua/Wang Ying)