FSB officials say Emirati security service officials agree to work against US, UK; Washington concerned Guly nation helping Moscow skirt sanctions imposed over Ukraine invasion

FSB says Russia-born Evan Geshkovich suspected of spying for Washington, detained in Yekaterinburg for gathering info 'on an enterprise of the Russian military-industrial complex'

Ties between Russia and the US, already strained for years, have reached new lows since Putin sent troops to Ukraine last year

Kyiv-born Alexey Brayman said to have used his New Hampshire home for the shipment of sensitive components, including semiconductors used in ballistic missiles; 6 others indicted

Russian intelligence agency alleges killing of Daria Dugina was 'prepared and perpetrated by the Ukrainian special services'; Kyiv has denied involvement

After fleeing to safety in Israel, director Anna Shishova completes 'The New Greatness Case,' portraying Russian use of cyber-entrapment against youth calling for more freedom

Moscow alleges Kyiv behind planned assassination of the Jewish Vladimir Solovyov; says it found fake passports, arms, drugs and improvised explosive during searches of detainees

Former journalist Ivan Safronov, an adviser to head of state company Roscosmos, suspected of relaying sensitive data to a spy agency of an unspecified NATO member

FSB agency says assailant 'neutralized' after opening fire near its HQ; no word on possible motive for shooting

Responding to Senate Minority Leader Chuck Schumer's request for probe of popular app, agency says Moscow's intelligence services have 'robust cyber exploitation capabilities'