They’ve gone against Obama and his friends in Iran, time to turn on them.
Via NY Times:
Despite many, obvious shared interests, Saudi Arabia is no longer a reliable ally for the United States. True, Saudi Arabia has recently helped keep oil prices down, and this helps weaken the economies of both Russia and Iran.
The kingdom and the U.S. agree that Bashar al-Assad should not continue as president of Syria; and they both support President Abdel Fattah El-Sisi of Egypt — the U.S. despite Sisi’s autocratic tendencies, Saudi Arabia because of them.
Both Egypt and Saudi Arabia are status quo powers in the Persian Gulf, and the Saudis support and facilitate the American military presence in that region.