Lee Martyn, 43, was seen running from the 22-year-old shooter with his tiny daughter Sophie, aged three, who was pushing a toy pram as she ran for her life.
Friends of the killer s victims as well as the Gun Control Network and Plymouth MP Luke Pollard called for urgent answers into why the 22-year-old was allowed to be armed.
The sister said she had been unable to comprehend the fact that brother Jake Davison had murdered their mother Maxine before taking four more lives, including that of a three-year-old girl.
Jake Davison, 22, also described his fascination with previous atrocities including the Hungerford massacre in 1987 - one of the worst UK gun attacks in history .
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