Saudi Arabia's Riyadh International Airport was attacked on Saturday and an oil depot was set on fire. The Iran-backed Houthi movement confirmed that it had attacked "key sites" in the capital and the port city of Yanbu. Meanwhile, fighting in Yemen continues to claim a large number of casualties - almost 50 killed in a single day.
ConflictsA humanitarian disaster threatens Yemen, which is already severely affected by hardship.
WorldNo peace in sight. Iran tightens its grip on yet another of the world's most important shipping lanes. Oil prices are soaring again. What can Donald Trump do? He has virtually no chance of succeeding, says Fredrik Meiton at the Swedish Institute of International Affairs (UI).
World politicsThe Houthi movement in Yemen has seized strategically important islands in the Red Sea and much of Yemen's Red Sea coast. This gives it effective control of the Bab al-Mandab Strait, which is important for world trade, sources tell international news agencies.
Conflicts
