The German government is reeling from an attack on a Christmas market in the city of Magdeburg that saw at least five people killed when a car apparently driven by an “Islamophobic” Saudi Arabian refugee plowed into Friday evening crowds. With the country in the throes of an election campaign dominated by the issues of migration and Germany’s failing economy, the tragedy, and the possible motivation behind it, triggered a stream of claims from politicians on all sides as the untypical nature of the attack started to emerge. Reports suggested the German authorities had been warned about the suspected attacker.…