Suicide bomber kills officer at Pakistan navy complex

A suicide bomber has blown himself up at the entrance to the headquarters of Pakistan's navy in Islamabad, killing a security officer, officials have said.
Chief police commissioner Fazeel Asghar said two other security officers had been critically wounded. Two civilians, one a six-year-old boy, were also hurt.
One witness said this attack was carried out by a boy who could have been as young as 13.
Orla Guerin reports.