A soldiers patrols at the Christmas market, in Paris 士兵巡邏聖誕市場

A soldiers patrols at the Christmas market along the Champs Elysees avenue in Paris, Tuesday, Nov. 24, 2015. French authorities on Tuesday questioned a top suspect linked to attackers who terrorized Paris, while Belgium's capital remained locked down under threat of a possible similar attack. (AP Photo/Michel Euler)
Photos of the day – November 24, 2015
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