 On March 25, 2018, another missile apparently fired from Yemen was intercepted by a Patriot missile over Riyadh.However missile experts via news agencies cast doubt of the effectiveness of the Saudi Arabian Patriot defense, according to the videos; one interceptor explodes just after launch and another doing a "U turn" midair toward Riyadh.On September 14, 2019, the six battalions of Patriot missile defense systems owned by Saudi Arabia did not protect its oil facilities from an attack.