Iranian President Ebrahim Raisi and others died in a helicopter crash, highlighting Iran's aging fleet and domestic challenges; cause unknown.

An Iranian helicopter crash that killed President Ebrahim Raisi and others has revealed Iran's reliance on an aging fleet and its domestic challenges, as the cause of the May 19 crash remains unknown. The helicopter, carrying the president, foreign minister, and six others, crashed into a mountainside during a trip to a new oil pipeline near Tabriz. The Iranian military's investigation of the incident has faced criticism in the past.