It was the hottest day of the year. The mercury in the thermometers rose to 33C/91.4F. Car parks melted. Railway tracks buckled. Moors caught fire. Fuel tanks exploded. Ann Heron was making the most of the sunshine, sunbathing in the garden listening to her radio alongside her dog.
That day would be the start of over 30 years of suspicion that would cloud the Heron family. Get bonus content on PatreonSupport this show http://supporter.acast.com/crimepedia.
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