Police have confirmed the names of a mother and son found dead at a house in Bolton-le-Sands as 41-year-old Lisa Clay and her six-year-old boy Joseph Chadwick.
A post-mortem examination carried out last night revealed that they both died from multiple stab wounds.
The investigation continues and a 34-year-old man remains in a serious condition at the Royal Preston Hospital. He is under arrest on suspicion of murder.
More top news
Misty again overnight. Murky and damp conditions returning to the Pennines. Grey start Friday but warm sunshine will develop from the west
Your weekend weather outlook for the Northwest and Isle of Man
Accrington have appointed John Coleman as the club's new manager for a second time.