A murder investigation is under way after the body of a man was found in a house and another man was found injured in the street.
The injured man was found in Meynell Street, Derby, on Wednesday morning with a throat injury and is in critical condition at Royal Derby Hospital.
Officers discovered the body of Murrey Paulson, 52, at his home in the same street.
The two men are thought to have known each other.
Det Chf Insp Gareth Meadows, of Derbyshire Police, said: "This is an ongoing investigation and I would appeal for witnesses, or anyone who has seen or heard anything suspicious, to come forward and speak to us."