Naman Ramachandran BBC Drama has revealed eight new commissions from Northern Ireland, Scotland, Wales and England and announced four new commissioning roles.From Northern Ireland, six-part BBC One series “Blue Lights” is a police drama created by the writers of “The Salisbury Poisonings,” Adam Patterson and Declan Lawn. It follows probationary police officers working in contemporary Belfast, who have to come to terms with a constant threat.