Vile moment cruel teacher keeps distressed baby awake by yelling ‘boo’ before he sexually assaulted and murdered him

SICKENING video shows a killer teacher deliberately keeping his adopted baby son awake just weeks before he sexually assaulted then murdered him. Little Preston Davey was routinely ill-treated, sexually abused, physically assaulted and had indecent photos taken of him by Jamie Varley. The vile teacher, who was yesterday found guilty of murder and sexual assault,...