By Ian Dunt
Ed Miliband and his girlfriend Justine Thornton have named their second child Samuel, Labour sources have confirmed.
The child's full name will be Samuel Stewart Thornton Miliband.
Samuel was the name of Ed Miliband's paternal grandfather, Stewart is the name of Justine's father and Thornton refers to her surname.
The child was born late on Sunday night at the University College hospital in central London.