An injured baby girl discovered in the rubbish collection area of a tower block of flats in Wolverhampton, may have fallen 50ft down a rubbish chute.
Police were called to a flat on Boscobel Crescent at 6.30pm on Saturday night following reports of a missing child.
The "very young" baby girl was discovered in the rubbish collection area at the bottom of the flats with serious injuries, she was then taken to Birmingham Children's Hospital where her condition is described as critical.
West Midlands Police confirmed officers were "investigating the possibility" that the baby girl had fallen down a rubbish chute.
A 24-year-old woman has been arrested on suspicion of attempted murder and a 32-year-old man is being questioned on suspicion of assisting an offender, police were granted more time to question both, which runs out tomorrow night.
Police say both people are related to the baby and they are not looking for anyone else in connection with the incident.
Detective Inspector John Smith from the force Public Protection Unit is investigating this incident.