Members of the emergency services will be back at the scene of an explosion in Newark today.
A man and a woman died in the blast at a house. Specialists will now try to establish what led to the explosion.
It has been suggested it could have been the result of DIY being carried out at the property, but police are keen to stress they are keeping an open mind.
More top news
Weather: Early morning forecast with Jon Mitchell
Weather: Late update with Jon Mitchell
Who's in charge and what happens if there's an international crisis? Here are answers to key questions about the dissolution of parliament.