Doctor Who: The Twelfth Doctor: The Fractures Part 1

WHO OR WHAT ARE THE FRACTURES? Molly's father was killed in a terrible accident. UNIT scientist John Foster suffered the same fate. But are they really gone? Both play a part in the universe-hopping new arc! The Doctor and Clara race against time to both stop a dreaded new peril - The Fractures - in a bid to stop reality unraveling around them.