A man smashed a three-month-old baby's head against a post because the crying child disturbed his video game, a court heard.
Andrew Woodhall also violently shook the vulnerable newborn so hard that the baby has been left with catastrophic life-changing injuries.
Teesside Crown Court has heard how the man, who was 21 at the time, shook the child backwards and forwards for around 90 seconds.
Woodhall, from Hartlepool, finally faced justice three years after the incident and will face more than two years in prison.
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