"We will review any materials the Turkish government may provide in this regard, and will make any decisions about extradition on the basis of the facts and relevant US law," Oxman said.
On Monday, Turkish media reported that Ankara had ordered the arrest of Gulen along with seven members of his movement, referred to as the Fethullah Terrorist Organization (FETO) by Ankara, over Karlov's assassination in 2016. The Yeni Safak newspaper said that the FETO top figures, Serif Ali Tekalan and Emre Uslu Gulen, were also among those sought to be arrested.
READ MORE: Turkish Intel Arrests Six Members of Gulen Movement in Kosovo — Reports
Though the investigation is still ongoing, the Turkish side has repeatedly voiced suspicions that the Gulen movement, considered by Ankara to be a terrorist organization and accused by the authorities of masterminding the 2016 failed coup attempt in Turkey, is linked to the attack.
