Ex solider bail ##ey admitted causing grievous bodily harm to the infant . Year - old was jailed for 20 months by judge at Bristol Crown court . Davies initially said the seven - month - old baby had suffered a seizure . Experts said the infants brain injury was probably due to shaking . Court heard the full extent of injuries will not be known for years . Judge bail Davies had caused ' devastating ' injuries to the small infant .
Ex solider Paul Davies admitted causing grievous bodily harm to the infant . 28-year-old was jailed for 20 months by judge at Bristol Crown Court . Davies initially said the seven-month-old baby had suffered a seizure . Experts said the infants brain injury was probably due to shaking . Court heard the full extent of injuries will not be known for years . Judge said Davies had caused 'devastating ' injuries to the small child .