Man arrested on suspicion of murder after house fire kills a mother and 3 children in England

A man has been arrested on suspicion of murder after allegedly setting a house fire that killed a mother and three children in northern England. Police in West Yorkshire say the fire early Wednesday killed a 29-year-old mother, her two daughters, including a 1-year-old, and a son. A 39-year-old man who was critically injured was arrested at the scene and hospitalized. Police believe the incident is a domestic-related crime.