Today in Focus

Donald Trump has indefinitely extended the US ceasefire with Iran after talks looked increasingly uncertain between both sides. Trump said he would ‘extend the ceasefire until such time as [Iran’s] proposal is submitted, and discussions are concluded, one way or the other’. The US blockade remains, as does the closure of the strait of Hormuz by Iran, which seized two ships on Wednesday. Lucy Hough speaks to the Guardian’s diplomatic editor, Patrick Wintour – watch on YouTube. Read Patrick’s analysis here.. Help support our independent journalism at theguardian.com/infocus

Fiona Harvey tells Nosheen Iqbal why the climate crisis is a threat to national security. Help support our independent journalism at theguardian.com/infocus

The Foreign Office chief sacked over the Peter Mandelson security vetting scandal has finally given his side of the story in an explosive appearance before MPs. Olly Robbins told the foreign affairs select committee that he faced ‘constant pressure’ to get Mandelson in post as US ambassador as soon as possible, and claimed Downing Street took a ‘dismissive’ attitude to vetting. It came a day after Keir Starmer accused Robbins of ‘obstructing the truth’ about the vetting process in a high-stakes appearance in parliament. Lucy Hough speaks to the Guardian’s political editor, Pippa Crerar. Help support our independent journalism at theguardian.com/infocus

Jonathan Freedland on what Keir Starmer said – and didn’t say – to the House of Commons about the Mandelson vetting failure. Help support our independent journalism at theguardian.com/infocus

Oil and gas prices have jumped again as shipping through the strait of Hormuz came to a virtual standstill after Iran closed the waterway over the US blockade and Donald Trump announced an Iranian cargo ship had been seized trying to get past. Tehran has accused Washington of violating the fragile ceasefire agreement. With uncertainty over a second round of peace talks, fears continue to grow about the scale of the energy shock caused by the war. Lucy Hough speaks to the Guardian’s energy correspondent Jillian Ambrose. Help support our independent journalism at theguardian.com/infocus