They were alerted to the blaze in Owston Road, Carcroft, at 4.45am and found the first floor and roof of a mid-terraced property engulfed in flames. SHEFFIELD STABBINGS: '˜We are all proud of our city, so let's work together to reduce crime' One man in his 20s suffered slight injuries. CRIME: Aunt of Sheffield murder victim claims city it at '˜crisis point' with knife crime POLICE: Knife found hidden in bushes in Sheffield city centre The cause of the fire has been logged as accidental.