Leader of Turkey's opposition Republican People's Party (CHP) Kemal Kilicdaroglu on Wednesday called on the government to expel Saudi Arabian diplomats in light of the recent disappearance of Saudi journalist Jamal Khashoggi in Istanbul.

UN special rapporteurs and the working group on enforced or involuntary disappearances called on Turkey and Saudi Arabia on Tuesday to carry out an independent investigation into the disappearance of prominent Saudi opposition journalist Jamal Khashoggi, who went missing in Istanbul last week.

Turkey has received a permit from Saudi Arabia to search its consulate general's building in Istanbul following the disappearance of Saudi journalist Jamal Khashoggi, Turkish Foreign Ministry spokesman Hami Aksoy said on Tuesday.

The Turkish authorities are carefully investigating the disappearance of prominent Saudi opposition journalist Jamal Khashoggi in Istanbul, Omer Celik, the spokesman for Turkey's ruling Justice and Development Party, said on Saturday.