PA MediaA murder investigation has been launched after an unidentified woman was found dead in a flat in Greater Manchester.
Officers found the woman unresponsive in a home on Kempston Gardens, Bolton, at 10:00 GMT, police said.
Despite emergency services administering CPR she was pronounced dead a short time later.
A 33-year-old man has been arrested on suspicion of murder and remains in custody for questioning.
Det Insp Louise Kelly from Greater Manchester Police said: “Our priority at this time is identifying the female and informing her family as soon as we are able to.
“A murder investigation has been launched and whilst we currently have a man in custody, there is a police cordon in place, and we are conducting enquires to establish the circumstances which have led to this tragic incident.”
She added: “We understand that an incident of this nature may cause concern within the community however we believe there is no wider risk to the public.”