Saudi-led coalition says it thwarted Houthi missile attack on Riyadh

Saudi Arabia-led military coalition said that it thwarted a missile attack launched by Yemen's Houthi rebels. Loud explosions shook Riyadh on Saturday. Houthi rebels have intensified their efforts top capture Marib. The last stronghold held by the Saudi-backed Yemeni government. Houthi rebels have Iran's backing. Yemen's some of the most richest oil fields are located in Marib.