Donald Trump is threatening to ‘blow up’ a major Iranian energy facility, as attacks on gasfields across the Middle East send gas and oil prices skyrocketing again. The threat comes after Israeli strikes on the South Pars gasfield prompted Iran to retaliate with attacks on energy facilities across the region, including in Qatar. It marks a serious escalation in the war, which could cause long-term disruption to global energy supplies. Lucy Hough speaks to senior international reporter Peter Beaumont – watch on YouTube. Help support our independent journalism at theguardian.com/infocus