US orders 'multi-tier response' against Iran-backed militia – video

The US defense secretary, Lloyd Austin, said the US has ordered a series of reprisal strikes to be launched against an Iran-backed militia. Austin added that while it signalled a dangerous moment in the Middle East, the United States would work to avoid a wider conflict. The strikes are expected to take place in Syria and possibly Iraq after three US soldiers were killed at a base in Jordan

• US orders reprisal strikes against Iranian-backed militia