Saudi Arabia's King Salman bin Abdulaziz named his son and heir Prince Mohammed bin Salman as the kingdom's new prime minister, a royal decree said Tuesday.
King Salman also appointed his second son, Prince Khalid, as defense minister.
The reshuffle kept another son, Prince Abdulaziz bin Salman, as energy minister, the local state news agency SPA reported.
Foreign Minister Prince Faisal bin Farhan Al Saud, Finance Minister Mohammed al-Jadaan and Investment Minister Khalid al-Falih remained unchanged, the decree showed.