Passengers are given advice at the closed Emirates check-in area at London Heathrow Airport in west London on March 1, 2026, as flights are severely disrupted following the US and Israel's strikes on Iran. The biggest disruption to global air transport since the Covid pandemic continued Sunday, with thousands of flights affected and busy Middle Eastern hubs including Dubai and Doha shuttered as Iran lashed out after US-Israeli strikes. (Photo by JUSTIN TALLIS / AFP)