As Houthis attack Saudi Arabia, is Iran war escalating into regional conflict?
What happened
Saudi Arabia on Tuesday threatened to hit back after a wave of missiles from Yemen's Houthis set oil facilities ablaze and wounded dozens, the Iran-backed rebels' heaviest attack in years. It comes after a four-year truce collapsed in July, months into the Middle East war between the United States and Iran. France 24's Rochelle Ferguson Bouyahi provides analysis.
Summary assembled by rule from the sources below