Carl Alesbrook, now aged 19, will serve a minimum of 14 years in detention after he caused fatal injuries to Elijah Shemwell.
The baby suffered "catastrophic" brain injuries after being shaken by Alesbrook, who had met his mother just weeks earlier.
Four-month-old Elijah Shemwell had no hope of surviving when he was placed in the hands of his mother's partner Carl Alesbrook, who has now been sentenced indefinitely for the baby's murder ...