German investigators are bracing themselves for a lengthy manhunt for two former members of the left-wing terrorist group, the Red Army Faction (RAF). A suspected accomplice of Burkhard Garweg and Ernst-Volker Staub, Daniela Klette, was detained on February 26 after living under a false identity in a flat in Berlin for many years. Police are being “patient and persistent” in the search for the two men, the head of the Lower Saxony State Office of Criminal Investigation, Friedo de Vries, told dpa in Hanover. “We are determined to arrest Mr Garweg and also Mr Staub,” he said. The search pressure…