Saudi capital airport hit again, sparking evacuations, reports say

An international airport in the Saudi capital has been attacked again, reports say, just days after Yemen's Houthi rebels claimed two successful attacks on the hub.King Khalid International Airport in Riyadh was evacuated after a loud blast was heard on Saturday, two international news agencies have reported.More than a dozen ambulances were seen rushing to the airport, according to Reuters, citing an eyewitness. Saudi authorities have not commented, while the airport told passengers to check with their airline before travelling there.The attack comes a day after authorities said three Saudi nationals, including a pilot, were killed in two attacks by the Iran-backed Houthis the day prior.Another three people were killed in Houthi attacks on two Saudi airports on 6 and 7 October.They came during a marked escalation in renewed fighting between Yemen's Saudi-backed government forces and the Houthis, who control most of the country's north-west.The Houthis say they are targeting Saudi Arabia over its support for government forces in Yemen's civil war.The conflict worsened after the Houthis seized strategically important stretches of the Red Sea coast in a rapid offensive.