Woolwich murder suspect Michael Adebolajo has been attacked in Belmarsh prison, south-east London, the Ministry of Justice has said.
Police are investigating the assault, which took place on Wednesday.
It is understood Mr Adebolajo has lost his two front teeth and has since been undergoing medical treatment.
Police are investigating the assault, which took place on Wednesday.
It is understood Mr Adebolajo has lost his two front teeth and has since been undergoing medical treatment.