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

Friedrich Karl Berger, who was living in Tennessee, served as an armed guard at Neuengamme Concentration Camp in 1945; Germany unlikely to try him, citing insufficient evidence

Canvases by Andre Derain were once owned by renowned Parisian gallery owner Rene Gimpel, then seized as spoils after his arrest for joining Resistance to fight Nazi occupation

Memphis judge orders that Friedrich Karl Berger, who served at Neuengamme concentration camp, be sent back to Germany