agent
Ukraine's SBU busts FSB agent plotting assassinations of security operatives
The perpetrator also gathered intelligence on the movement of military equipment and troops.09:00, 07 June 2019

Russian woman with close NRA ties arrested in U.S. on spy charges
Leading up to the 2016 election, Butina sought to introduce Russians to Americans. She discussed posing as a go-between herself between powerful Americans and the Russian government.18:30, 18 July 2018
Russian spy: Skripal asked Putin if he could return home – BBC
According to Timoshkov, Skripal did not see himself as a "traitor".17:13, 24 March 2018

SBU detains Russian special services' agent in Cherkasy region
Employees of the SBU Security Service of Ukraine have detained an agent of the Russian Foreign Intelligence Service in Cherkasy region, according to the SBU's press center.17:58, 15 December 2017

SBU reacts to FSB's detention of "agent" in Crimea
<p>The SBU Security Service of Ukraine has called another provocation the report of the Russian Federal Security Service (FSB) about the detention of its "agent" in occupied Crimea, the SBU said in a statement.</p>14:33, 15 August 2017

FBI once warned Congressman Rohrabacher of recruitment attempt by Russian spies - NYT
<p>The FBI warned Republican Congressman Dana Rohrabacher in 2012 that Russian spies were trying to recruit him, officials told The New York Times, an example of how aggressively Russian agents have tried to influence Washington politics.</p>23:50, 19 May 2017