Transcript for Suspected Terrorist Attack Kills at Least 12 at Christmas Market in Berlin

Cows into are enjoying the open air Christmas market in Berlin when the festivities turned. To a horror scene. Pavement just passed many hours ago run. Monday night a truck barreled into shoppers just a few days before Christmas it makes me night dreaming says it's night night. It makes good he had been. The sides of the areas and then have it don't pass this. Police say the driver of this delivery truck filled with steel supports it jumped the curve at a high speed. And ripped through kiosks crowds and pop up shops. A path of destruction left behind for first responders captured by eyewitness video. Officials say there were two people in the truck one died in the crash and another flood this scene but was later captured. Berlin police say he was driving the truck no word yet on their identity. Anywhere. We large numbers of people. Gather. You certainly have the potential for women's heart attack and that's why concerned warm clothes between. The ease with with something like this can be done. This is the second time this year or truck has become a weapon of destruction. In July an ice is follower reenter crowd at a Bastille day celebration in east France. Here at home Homeland Security officials' issuing a warning holiday celebrations lasting through the inauguration. Could be targeting. And in New York City DNY PD on alert at holiday market with armed guards. In geologist bands ABC news New York.

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