A man was found dead and a woman badly injured at a house in Bircotes, near Doncaster, in the early hours of today.
Police are investigating the circumstances around the death of the man after they were called to Galway Road just before 1am.
A man was found dead and a woman and two children were also at the property.
A police spokesman said: “The children have been safely removed and are uninjured. The woman has been taken to hospital with potentially life threatening injuries.”
A cordon remains in place at the scene to allow a full investigation to take place.