People participate in the event of No Pants Subway Ride Berlin 2017 on a subway train in Berlin, capital of Germany, on Jan. 8, 2017. (Xinhua/Yuan Shuai)
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People participate in the event of No Pants Subway Ride Berlin 2017 on a subway train in Berlin, capital of Germany, on Jan. 8, 2017. (Xinhua/Yuan Shuai)
