The head of the US Central Intelligence Agency (CIA) has made a surprise visit to Moscow.
The intelligence chief arrived in the Russian capital for unannounced discussions, according to US media reports.
Flight tracking data confirmed that a US military aircraft traveled to Russia.
Details regarding the meeting remain confidential. Neither US nor Russian officials have formally disclosed the agenda.
The unannounced trip comes amid heightened international tensions.
Both nations maintain select channels of high-level intelligence communication despite diplomatic strain. Further details on the talks are awaited.