Line of Duty’s Kelly Macdonald admits she struggled to learn the police drama’s famous acronyms

Season six of Line Of Duty has left fans with more questions than answers, with viewers flocking to Twitter to question what exactly is DCI Jo Davidson is up to, whether Kate Fleming has really left AC-12 and who is H? Here, MailOnline examines some of the most prominent fan theories   Kate Fleming HASN’T left … Read more