The new Saudi foreign minister, Ibrahim al-Assaf, seen above in 2013, is a former finance minister. Photo: fayez nureldine/Agence France-Presse/Getty Images At the same time, the king positioned longtime Saudi officials to play pivotal roles in the kingdom’s decision-making, replacing the country’s foreign minister, Adel al-Jubeir, with a former finance minister, Ibrahim al-Assaf, who sits on the board of the state-owned Saudi oil firm, Aramco. King Salman, who has taken a more active role in government since the killing, also named a new national security adviser, Musaad al-Aiban, a long-serving technocrat focused on security and foreign policy whose profile has risen since the killing of Mr. Khashoggi. That position, newly revamped, was expected to go to Saudi Arabia’s Ambassador to the U.S., Prince Khalid bin Salman, a younger brother of Prince Mohammed, according to people familiar with the matter. The moves show that the Saudi monarchy is rallying behind […]