The mother of a baby mauled to death by a dog was downstairs with her boyfriend at the time, police have said.
Chief Superintendent Chris Bithell of Lancashire Police called the incident "absolutely horrific" and said both suspects will be questioned by detectives today.
The baby was upstairs in a bed in one of the front bedrooms and the two people who are currently in custody, they were downstairs when the attack took place.
More top news
The owner of a dog who was rescued from England's highest mountain is being sought by an animal welfare charity.
A vicar who was diagnosed with HIV after being attacked two years ago has created a powerful video to share her story with her congregation.
A man miraculously survived being shot near his home with a sawn-off shotgun when his mobile phone took the brunt of the blast.