Police say a baby who died in Oldham was "barely three weeks old".
A 55-year-old woman has been arrested on suspicion of causing death to a child by overlaying.
This is an absolutely tragic case in which a baby who is barely three weeks old has died.
Any death of a baby is always extremely upsetting and keenly felt by family members and even the wider community.
An investigation is under way and we are committed to identifying how and why this baby died.
We also have officers supporting family members at what is clearly a very distressing time for them.
More top news
Hayley Cowan was sentenced to four months and banned from keeping animals for life after killing Staffordshire Bull Terrier Beau.
The High Court has ruled the prison segregation of two terrorists was unlawful although it rejected claims their human rights were abused.
Michel Platini has formally announced that he intends to stand for the Fifa presidency when Sepp Blatter vacates the position