"A prime suspect or key suspect is a person who is considered by the law enforcement agency investigating a crime to be the most likely suspect. The idiom \"prime suspect\" is believed to have originated in 1931. \"Key suspect\" is seen as early as 1948."@en . . . . . . . . "2400"^^ . . . . . "Prime suspect"@en . "9520979"^^ . . . . . . . . "A prime suspect or key suspect is a person who is considered by the law enforcement agency investigating a crime to be the most likely suspect. The idiom \"prime suspect\" is believed to have originated in 1931. \"Key suspect\" is seen as early as 1948."@en . . . . . . "1105632599"^^ . .