Children attend Halloween parade in Los Angeles
Xinhua
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A girl attends a Halloween parade in Los Angeles, the United States, Oct. 27, 2018. (Xinhua/Li Ying)

Two girls attend a Halloween parade in Los Angeles, the United States, Oct. 27, 2018. (Xinhua/Li Ying)

A boy attends a Halloween parade in Los Angeles, the United States, Oct. 27, 2018. (Xinhua/Li Ying)

A boy attends a Halloween parade in Los Angeles, the United States, Oct. 27, 2018. (Xinhua/Li Ying)

A girl attends a Halloween parade in Los Angeles, the United States, Oct. 27, 2018. (Xinhua/Li Ying)