Divers have been called in to help search for missing grandmother Pamela Jackson.
The diving team are searching Blackstone Edge Reservoir and will be there for the next few days.
Police are also still combing the moors of Calderdale looking for clues for the 55-year-old in the Ripponden and Cragg Vale area.
Ms Jackson vanished from her home in Chester-le-Street, County Durham, two months ago.
Her partner Adrian Muir, 50, from Halifax, has appeared in court charged with her murder.
Watch our video of the drivers searching the reservoir.