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Security and rescue workers tend to the area after a lorry truck ploughed through a Christmas market  on December 20, 2016 in Berlin, Germany. So far 12 people are confirmed dead and 45 injured. Authorities have confirmed they believe the incident was an attack and have arrested a Pakistani man who they believe was the driver of the truck and who had fled immediately after the attack. Among the dead are a Polish man who was found on the passenger seat of the truck. Police are investigating the possibility that the truck, which belongs to a Polish trucking company, was stolen yesterday morning.
Security and rescue workers tend to the area after a lorry truck ploughed through a Christmas market  on December 20, 2016 in Berlin, Germany. So far 12 people are confirmed dead and 45 injured. Authorities have confirmed they believe the incident was an attack and have arrested a Pakistani man who they believe was the driver of the truck and who had fled immediately after the attack. Among the dead are a Polish man who was found on the passenger seat of the truck. Police are investigating the possibility that the truck, which belongs to a Polish trucking company, was stolen yesterday morning.

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    Setback for Berlin truck attack investigation

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Setback for Berlin truck attack investigation

CNN's Brian Todd reports on the latest developments in the investigation into the Berlin truck attack after authorities released the man they had in custody.

Setback for Berlin truck attack investigation

CNN's Brian Todd reports on the latest developments in the investigation into the Berlin truck attack after authorities released the man they had in custody.