Detective Chief Inspector Rob Griffin, from the East Midlands Major Crime Unit, has told ITV News Central Susan and Christopher Edwards displayed a heartless attitude from the moment they were arrested.
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The British Hedgehog Preservation Society are urging people to think of the wildlife around them as Halloween and bonfire night approaches.
A driver has been caught on camera tailgating an ambulance carrying a sick child to hospital.
West Midlands Ambulance Service said the possibility of multiple fatalities had been "enormous".