NEWSTruck slams into Christmas market in BerlinPolice officers inspect the crime scene in Berlin, Germany on Dec. 20, 2016, the day after a truck ran into a crowded Christmas market and killed several people.Markus Schreiber, APTwo women mourn beside candles in Berlin, Germany on Dec. 20, 2016.Markus Schreiber, APA police officer and firefighter inspect a damaged truck on a road beside the Christmas market in Berlin, Germany on Dec. 20, 2016.Michael Kappeler, European Pressphoto AgencyA police officer walks through the Christmas market near the Kaiser Wilhelm Memorial Church on Dec. 20, 2016.Tobias Schwarz, AFP/Getty ImagesA woman mourns on Dec. 20, 2016 at a makeshift memorial in front of the Kaiser Wilhelm Memorial Church in Berlin, where a truck crashed into a Christmas market the previous day.Odd Andersen, AFP/Getty ImagesThe Brandenburg Gate is illuminated in the colors of the German flag in Berlin, Germany on Dec. 20, 2016, the day after a truck ran into a crowded Christmas market killing 12 and injuring almost 50 others.Markus Schreiber, APA woman kneels beside candles and flowers at a makeshift memorial in Berlin, Germany on Dec. 20, 2016.Markus Schreiber, APMayor of Berlin Michael Mueller, left, and German Chancellor Angela Merkel arrive to lay flowers on Dec. 20, 2016, near where a truck crashed through a Christmas market the previous day.Sean Gallup, Getty ImagesFirefighters stand beside a truck which ran into a crowded Christmas market and killed several people in Berlin, Germany, on Dec. 19, 2016.Michael Sohn, APRescue workers inspect the scene and the truck that crashed into a Christmas market, close to the Kaiser Wilhelm memorial church in Berlin, Germany.PAUL ZINKEN, European Pressphoto AgencyPolicemen stand next to a truck that crashed into a christmas market in Berlin, on Dec. 19, 2016. Several people were killed and dozens were injured.Odd Andersen, AFP/Getty ImagesAn injured person is carried on an stretcher by firefighters at the scene where a truck crashed into a Christmas market in Berin, Germany.Clemens Bilan, European Pressphoto AgencyA police officer inspects the truck that crashed into a christmas market in Berlin, on Dec. 19, 2016.Odd Andersen, AFP/Getty ImagesGlass is shattered on the windshield as police walk near the damaged truck after it crashed through a Christmas market on Dec. 19, 2016 in Berlin, Germany.Sean Gallup, Getty ImagesPolice and rescue workers secure the site next to a truck at the scene, after it crashed into a Christmas market in Berlin, Germany on Dec. 19, 2016.Rainer Jensen, European Pressphoto Agency