Saudi Arabia's King Salman bin Abdulaziz meets with Iraq's Prime Minister Adel Abdul Mahdi during an official reception ceremony in Riyadh, Saudi Arabia April 17, 2019. Iraqi Prime Minister Media Office/Handout via REUTERS
Saudi Arabia's Crown Prince Mohammed bin Salman meets with Iraq's Prime Minister Adel Abdul Mahdi in Riyadh, Saudi Arabia April 17, 2019. Picture taken April 17, 2019. Bandar Algaloud/Courtesy of Saudi Royal Court/Handout via REUTERS
Saudi Arabia's King Salman bin Abdulaziz walks with Iraq's Prime Minister Adel Abdul Mahdi during his visit in Riyadh, Saudi Arabia April 17, 2019. Iraqi Prime Minister Media Office/Handout via REUTERS
Saudi Arabia's King Salman bin Abdulaziz meets with Iraq's Prime Minister Adel Abdul Mahdi in Riyadh, Saudi Arabia April 17, 2019. Bandar Algaloud/Courtesy of Saudi Royal Court/Handout via REUTERS
Saudi's Energy Minister Khalid al-Falih shakes hands with Iraqi Oil Minister Thamer Ghadhban during signing the documents in Riyadh, Saudi Arabia April 17, 2019. Iraqi Prime Minister Media Office/Handout via REUTERS
Saudi Energy Minister Khalid al-Falih and Iraqi Minister of Electricity Louay Al Khateeb sign documents in Riyadh, Saudi Arabia April 17, 2019. Iraqi Prime Minister Media Office/Handout via REUTERS
Saudi Arabia's Crown Prince Mohammed bin Salman meets with Iraq's Prime Minister Adel Abdul Mahdi in Riyadh, Saudi Arabia April 17, 2019. Picture taken April 17, 2019. Bandar Algaloud/Courtesy of Saudi Royal Court/Handout via REUTERS
Saudi Arabia's Crown Prince Mohammed bin Salman walks with Iraq's Prime Minister Adel Abdul Mahdi in Riyadh, Saudi Arabia April 17, 2019. Picture taken April 17, 2019. Bandar Algaloud/Courtesy of Saudi Royal Court/Handout via REUTERS
Saudi Arabia's King Salman bin Abdulaziz walks with Iraq's Prime Minister Adel Abdul Mahdi in Riyadh, Saudi Arabia April 17, 2019. Bandar Algaloud/Courtesy of Saudi Royal Court/Handout via REUTERS
Saudi Arabia's Crown Prince Mohammed bin Salman meets with Iraq's Prime Minister Adel Abdul Mahdi in Riyadh, Saudi Arabia April 17, 2019. Picture taken April 17, 2019. Bandar Algaloud/Courtesy of Saudi Royal Court/Handout via REUTERS
Saudi Arabia's Crown Prince Mohammed bin Salman walks with Iraq's Prime Minister Adel Abdul Mahdi in Riyadh, Saudi Arabia April 17, 2019. Picture taken April 17, 2019. Bandar Algaloud/Courtesy of Saudi Royal Court/Handout via REUTERS
Saudi King Salman welcomes Iraqi PM Adel Abdul Mahdi