Secretary of State Mike Pompeo urged Iraq’s prime minister to take steps to ensure that Iraq isn’t used as a new staging ground for attacks. Iraqi leaders are questioning the U.S. assessment and have asked the Trump administration for more evidence to support its claims. The May 14 drone attacks were originally thought to originate from Yemen, where Houthi rebels had claimed credit for causing damage to a major oil pipeline stretching hundreds of miles across Saudi Arabia. But U.S. officials familiar with the intelligence said the attacks had originated in southern Iraq, most likely implicating Iran-backed militias with a strong presence there . The U.S. conveyed its assessment to Iraqi officials in a memo, and Mr. Pompeo raised the issue in a phone call earlier this month with Iraqi Prime Minister Adel Abdul-Mahdi, according to people familiar with the discussions. U.S. officials want Baghdad to do more to […]