A Pakistani asylum seeker was arrested a short time afterward — but on Tuesday police cast doubt on whether he was the truck's driver, and said the "dangerous criminal" behind the attack may still be at large.
In the 1930s in Germany, anti-semitism was all-pervasive, and part of that can be attributed to pop culture. A commercially successful board game for example called "Juden Raus" (Jews Out) became a pastime of German families.
Hundreds of thousands of people have entered Germany in the last year or two, applied for asylum, and been rejected. That means more than 500,000 are facing possible deportation. But German authorities are proceeding with caution.
Knut the Polar Bear has become famous at the Berlin Zoo in Germany. Now he's looking for a new home, because zoo officials say they can't afford to keep him. Anchor Marco Werman finds out more from the BBC's Damien McGuiness in Berlin.