Footage from Saudi TV shows a press conference by the Saudi Defense Ministry, Wednesday, September 18. On display were what the Saudis believed were the weapons used on the attack on two Saudi oil facilities in Abqaiq and Khurais. The Saudi Defense Ministry claimed the attack was "undeniable" evidence of Iranian aggression. U.S. Secretary of State Mike Pompeo is traveling Wednesday to Jeddah to discuss with Saudi officials how to respond to the attack on Saudi Arabian oil facilities that U.S. officials say they believe originated from Iran. Meanwhile, U.S. President Donald Trump said Wednesday he is "substantially" increasing economic sanctions against Iran.. Trump, on Twitter, said he had directed Treasury Secretary Steven Mnuchin to stiffen existing sanctions against Iran that American officials say have already hobbled its economy, but gave no details of the new penalties. https://www.voanews.com/usa/trump-substantially-increases-iran-sanctions-blaming-tehran-saudi-oil-field-attacks