The journalist's fiancee stayed outside the consulate building waiting for Khashoggi for hours before being told by one of the Consulate General's employees that the journalist had already left. According to media reports, Turkish investigators believe the journalist was murdered inside the consulate.
Meanwhile, Saudi Interior Minister Abdulaziz bin Saud bin Nayef slammed Friday allegations regarding the death of Khashoggi as "lies," stressing that the accusations of murder plot were targeting the Saudi government, Reuters reported.
Turkish President Recep Tayyip Erdogan said earlier that the Saudi authorities' comments were unconvincing and called for Riyadh to prove that they have nothing to do with the incident. According to the Turkish Foreign Ministry, Saudi Arabia has authorized Turkish officials to access the consulate building in relation to the disappearance.
READ MORE: UK Warns Saudi Arabia of 'Serious Consequences' if Khashoggi Suspicions True
According to media reports, the Turkish authorities have informed US officials that they have audio and video recordings that prove that the missing Saudi journalist was killed inside the consulate.
Khashoggi's disappearance has led officials and business leaders to drop out of some of Saudi Crown Prince Mohammed bin Salman's large projects.
On Wednesday, former US Energy Secretary Ernest Moniz said that he had suspended his advisory role on the board of Saudi Arabia's planned mega business zone, NEOM, until more is known about what happened to Khashoggi.
According to Reuters, the possible murder of a high-profile critic of Saudi crown prince has cast a long shadow over Saudi Arabia’s global image and it could have significant implications for Middle East politics.
READ MORE: We Must Be Careful Whether to Say Saudi Journalist 'Is Alive or Not' — Scholar