An investigation into the cause of the explosion at a house in Newark in Nottinghamshire has today ruled out the domestic gas supply.
Police and fire crews will continue to establish what caused the explosion, which resulted in the death of Jeanette Rourke and Leslie Rourke on Sunday 19 May.
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Police forces from across the region have been expressing their solidarity with colleagues in Manchester following last nights attack.
There are children among the 22 killed in the Manchester attack, officials have confirmed the attacked died at the scene.
The RSPCA are urgently encouraging potential fosters to get in touch.