Here is a concise original summary based on the information published by the source. Closure of Riyadh airport extended after deadly Houthi strikes ReutersIran-Backed Militants Are Tightening the Screws on Saudi Arabia’s Crown Prince WSJSaudi Arabia will have to respond to Houthi airport attack – but the choices are stark CNNTop oil executives dropped from event schedule after Riyadh attacks ReutersDisturbing video shows moment Houthi terrorists bombed Saudi Arabia's Riyadh airport, killing 13 people New York Post For the full context and any later updates, use the original source link.