Joshua Williamson feared his father Tommy was dead when he found him slumped on the bedroom floor at their Leicester home after his heart stopped.The 11-year-old could easily have panicked but instead he showed the clear-headed thinking you would expect from an experienced medic."It was terrifying, I didn't know if he was alive or not," said Joshua, whose mind flashed back to the emergency first-aid course he had completed at Sea Cadets a couple of years earlier."I did CPR on him...
