Military limits and unresolved objectives

Donald Trump’s primetime address on Wednesday evening provided little clarity on the US’s strategy in its war against Iran. Trump said that, while military action has made Iran ‘no longer a threat’, the US will continue to hit the country ‘extremely hard’ for several weeks and ‘bring them back to the stone ages, where they belong.’ Lucy Hough speaks to the Guardian’s global affairs correspondent, Andrew Roth – watch on YouTube. Help support our independent journalism at theguardian.com/infocus