A bodyguard knows a lot of secrets, perhaps someone suggested Clear Memory?
Rumours grow of rift between Saudi king and crown prince. King Salman said to have been angered by recent moves by Prince Mohammed against him.
https://www.theguardian.com/world/2019/mar/05/fears-grow-of-rift-between-saudi-king-salman-and-crown-prince-mohammed-bin-salman