Today in Focus

Intense waves of airstrikes have hit dozens of military positions, frontier posts and police stations along northern parts of Iran’s border with Iraq in what appears to be preparation by the US and Israel for a new front in their war. Iran has warned ‘separatist groups’ in this region against joining the widening conflict and launched strikes against Iraq-based Kurdish groups it described as ‘opposed to the revolution’. Could the involvement of these militant groups increase the risk of a civil war in Iran if the regime collapses? Nosheen Iqbal speaks to deputy head of international news Devika Bhat – watch on YouTube. Help support our independent journalism at theguardian.com/infocus

Rafael Behr on why Donald Trump’s war on Iran presents a strategic dilemma for Keir Starmer. Help support our independent journalism at theguardian.com/infocus

Global oil and gas prices have skyrocketed as war halts energy exports from the Middle East. The strait of Hormuz, a narrow passage of water that facilitates the shipping of about a fifth of the world’s oil, has been in effect closed since the regional war began, prompting fears of a global economic crisis. According to reports, traffic has dropped by about 80%, but how long until we feel the effects? Nosheen Iqbal speaks to the Guardian’s head of business, John Collingridge – watch on YouTube. Help support our independent journalism at theguardian.com/infocus

Who’s calling the shots in the US-Israeli war on Iran? Chief Middle East correspondent Emma Graham-Harrison and international security correspondent Jason Burke report. Help support our independent journalism at theguardian.com/infocus

Israel has deployed soldiers on the ground in southern Lebanon and is carrying out heavy airstrikes in the country as conflict in the Middle East continues to spread. It comes after the Iran-backed Lebanese militant group Hezbollah launched missiles and drones toward Israel in retaliation for the killing of Iran’s supreme leader, Ali Khamenei. Nosheen Iqbal speaks to the Beirut-based journalist Will Christou – watch on YouTube. Help support our independent journalism at theguardian.com/infocus