Slater Sharkey: Richard Morgan beat and shook partner"s baby to death while she was out shopping

Boyfriend, 32, beat and shook partner's baby to death while she was out shoppingBaby Slater Sharkey suffered 25 bruises from his head to his toes when he died aged 13 monthsRichard Morgan, 32, harmed the baby over 18 hours prior to his death in December 2010The baby's mother Rachel Peacock has also been convicted of cruelty to a child The pair will be sentenced tomorrow | UPDATED: 17:46 GMT, 18 December 2012 A 32-year-old man who beat and shook a baby to death while the boy's mother went shopping was convicted of his manslaughter today. Slater Sharkey suffered 25 bruises from his head to his toes when he died aged 13 months in December 2010, a jury at Newcastle Crown Court heard