Police Investigation 4 Murder 4 Missing persons 3 Crimes against 2 History 2 Psychologists 2 mehr ... British 1 City and town life 1 Cold cases (Criminal investigation) 1 Corruption 1 Discrimination in law enforcement 1 Ethnic relations 1 Ex-police officers 1 Families 1 Family secrets 1 Fathers and sons 1 Friendship 1 Haunted houses 1 Hole, Harry (Fictitious character) 1 Identity (Psychology) 1 Identity theft 1 Immigrants 1 Interpersonal relations 1 Investigations 1 Korean American families 1 Law enforcement 1 Man-woman relationships 1 Officials and employees 1 Orphans 1 weniger ...