A murder investigation has begun after a man was savaged by what police believe was an XL bully.Northumbria Police said the dead man was 54 and he died despite the efforts of hospital medics to save his life.A 44-year-old man was arrested on suspicion of wounding with intent to cause grievous bodily harm and following the man's death, he was re-arrested on suspicion of murder and remains in police custody.The dog was shot by police at the scene "to ensure the safety of the public", the force sai

A murder investigation has begun after a man was savaged by what police believe was an XL bully.Northumbria Police said the dead man was 54 and he died despite the efforts of hospital medics to save his life.A 44-year-old man was arrested on suspicion of wounding with intent to cause grievous bodily harm and following the man's death, he was re-arrested on suspicion of murder and remains in police custody.The dog was shot by police at the scene "to ensure the safety of the public", the force said.