A Saudi Arabia flag and a surveillance camera are seen in the backyard of the Saudi Arabian consulate in Istanbul. Saudi actors are believed to have spied on phone calls and messages between murdered journalist Jamal Khashoggi and his friend, Saudi dissident Omar Abdulaziz. (AFP/Ozan Kose)
A Saudi Arabia flag and a surveillance camera are seen in the backyard of the Saudi Arabian consulate in Istanbul. Saudi actors are believed to have spied on phone calls and messages between murdered journalist Jamal Khashoggi and his friend, Saudi dissident Omar Abdulaziz. (AFP/Ozan Kose)

How the Saudis may have spied on Jamal Khashoggi