revision preference src: Red Team and OSP head to El Centro, California to stop a terrorist hitman, only to discover that the terrorist is the target of the real killer. Meanwhile, everyone suspects a possible romance between Callen and the Red Team leader, Paris Summerskill. <SEP> tgt: Red Team and OSP head to El Centro, California to stop a terrorist hitman, only to discover that the terrorist is the target of the real killer. Everyone suspects a possible romance between Callen and the Red Team leader, Paris Summerskill.