A man from the Wrexham area has been arrested on suspicion of the murder of Glynis Eileen Solmaz, 65, who was found dead in her home in Caia Park in the town on Wednesday.
North Wales Police says the man is in his twenties.
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It's almost 50 years since Llay's Main Colliery closed and historians are looking for people with local connections.
It's a cold start to the day with frost in places. Not quite as bright as it was yesterday but it should remain largely dry.
Largely fine and dry overnight with just a few showers at times. Temperatures will tumble away so frost is likely!