Oct. 4: On Twitter, the Saudi consulate in Istanbul says it is following up on media reports of Khashoggi's disappearance "after he left the building" of the consulate.
Oct. 4: Turkey summons the Saudi ambassador.
Oct. 6: Saudi Arabia says it has dispatched a team to "investigate and cooperate" with Turkish officials over Khashoggi's case.
Oct. 7: Turkish officials say Khashoggi has been killed at the consulate. A Saudi Government statement describes the Turkish allegations as "baseless."
Oct. 9: Turkey says it will search the consulate.
Oct. 11: Turkey says it has agreed with Saudi Arabia to form a joint group to shed light on the disappeared journalist's fate. The Saudi team arrives in Istanbul a day later.
Oct. 13: Saudi Arabia's interior minister describes claims in the media that there were "orders to kill (Khashoggi)" as "lies and baseless allegations." Turkish media quote officials as saying Khashoggi has been killed and dismembered inside the consulate.
Oct. 14: Turkey's Foreign Ministry renews calls on Saudi Arabia to allow investigators to search the consulate.
Oct. 15: Nearly two weeks after Khashoggi's disappearance, teams of Turkish investigators enter the consulate to start their search.
Oct. 15: A Saudi-owned satellite news channel says the 15-member team referred to by Turkish media as Khashoggi's "hit squad" were "tourists" visiting Turkey.
Oct. 16: Without warning, the Saudi consul in Istanbul, a key witness in the case, leaves Turkey for Saudi Arabia.
Oct. 17: Turkish authorities begin searching the consul's residence in Istanbul.
Oct. 19: In an announcement, Saudi Arabia's public prosecutor says preliminary investigations show an "altercation" and "fistfight" led to Khashoggi's death shortly after he arrived at the consulate.
He adds that 18 Saudi nationals were detained. A Saudi foreign ministry official says the kingdom is investigating the "regrettable and painful incident of Jamal Khashoggi's death" and forming a committee to hold those responsible accountable.
- AP