Islamic state claim responsibility for dual attacks in Iran's capital, Tehran

Latest:Terrorists launched attacks on Iran's parliament and the tomb of its revolutionary leader, Ayatollah Ruhollah Khomeini.

Update 10.18pm:Terrorists launched attacks on Iran's parliament and the tomb of its revolutionary leader, Ayatollah Ruhollah Khomeini.

The Islamic State group claimed responsibility for the onslaught in which at least 12 people were killed and 40 wounded.