Public prosecutor cites insufficient evidence of war crimes by Friedrich Karl Berger, who has admitted guarding prisoners in a concentration camp 'not used for systematic killing'

Friedrich Karl Berger was extradited from the US to Germany in February, accused by the US Justice Department of complicity in the deaths of Neuengamme concentration camp prisoners

After once shelving investigation, German prosecutors say they'll take another look at Friedrich Karl Berger's case now that he is back in the country