In August 1973 Kristin Enmark and three colleagues were taken hostage during a bank siege in Stockholm, Sweden. Kristin came to trust one of the kidnappers more than the police, the condition later named the 'Stockholm Syndrome'. Dina Newman spoke to Kristin about her story. (Photo: The hostages photographed as the police opened the bank vault door. Kristin Enmark is in the middle. (Credit: AFP/ EGAN-Polisen)