Iran's admission it shot down airliner is 'important first step', says Boris Johnson – live news Tehran says its military unintentionally shot down Ukraine International Airlines flight 752, killing all 176 people onboardFull report: Iran admits shooting down Ukrainian airliner ‘unintentionally’Plane crash admission triggers international calls for full investigation 5.19pm GMTIn related news, German chancellor Angela Merkel repeated a call for all parties to respect the Iranian nuclear accord, despite Iran’s decision to intensify its enrichment of uranium and moves by the United States to impose economic sanctions, PA reports.Under a deal brokered in 2015, known as the Joint Comprehensive Plan of Action (JCPOA), Iran agreed with China, France, Germany, Russia, the U...