Answer the following question: Information: - Eurasia is the combined continental landmass of Europe and Asia. The term is a portmanteau of its constituent continents. Located primarily in the Northern and Eastern Hemispheres, it is bordered by the Atlantic Ocean to the west, the Pacific Ocean to the east, the Arctic Ocean to the north, and by Africa, the Mediterranean Sea, and the Indian Ocean to the south. The division between Europe and Asia as two different continents is a historical and cultural construct, with no clear physical separation between them; thus, in some parts of the world, Eurasia is recognized as the largest of five or six continents. In geology, Eurasia is often considered as a single rigid megablock. However, the rigidity of Eurasia is debated based on the paleomagnet data. - Robert Philip Hanssen (born April 18, 1944) is a former U.S. Federal Bureau of Investigation (FBI) agent who spied for Soviet and Russian intelligence services against the United States for twenty-two years from 1979 to 2001. He is currently serving 15 consecutive life sentences at ADX Florence, a federal supermax prison near Florence, Colorado. - The Special Surveillance Group (SSG) is a highly classified unit of non-Special Agents within the Federal Bureau of Investigation specializing in clandestine vehicular and foot surveillance of foreign nationals and U.S. citizens known or suspected of engaging in espionage or terrorism both in the U.S. as well as around the world. SSG members are titled "Investigative Specialists." - The Soviet Union, officially the Union of Soviet Socialist Republics (USSR " ) was a socialist state in Eurasia that existed from 1922 to 1991. A union of multiple subnational republics, its government and economy were highly centralized. The Soviet Union was a one-party federation, governed by the Communist Party with Moscow as its capital. - The Federal Bureau of Investigation, or FBI, is the domestic intelligence and security service of the United States, which simultaneously serves as the nation's prime federal law enforcement agency. Operating under the jurisdiction of the U.S. Department of Justice, the FBI is concurrently a member of the U.S. Intelligence Community and reports to both the Attorney General and the Director of National Intelligence. A leading U.S. counterterrorism, counterintelligence, and criminal investigative organization, the FBI has jurisdiction over violations of more than 200 categories of federal crimes. - Russia (from the Rus'), also officially known as the Russian Federation, is a country in Eurasia. At , Russia is the largest country in the world by surface area, covering more than one-eighth of the Earth's inhabited land area, and the ninth most populous, with over 140million people at the end of March 2016. The European western part of the country is much more populated and urbanised than the eastern, about 77% of the population live in European Russia. Russia's capital Moscow is one of the largest cities in the world, other major urban centers include Saint Petersburg, Novosibirsk, Yekaterinburg, Nizhny Novgorod and Samara. - The United States Penitentiary, Administrative Maximum Facility (ADX) is an American federal supermax prison for male inmates located in Fremont County, Colorado. It is unofficially known as "ADX Florence," "Florence ADMAX," "Supermax," or "the Alcatraz of the Rockies." Part of the Florence Federal Correctional Complex, which is operated by the Federal Bureau of Prisons (BOP), a division of the United States Department of Justice, it houses the male inmates in the federal prison system who are deemed the most dangerous and in need of the tightest control. ADX also includes an adjacent minimum-security camp that, , houses more prisoners than the supermax unit. - Counterintelligence (CI) refers to information gathered and activities conducted to protect against espionage, other intelligence activities, sabotage, or assassinations conducted for or on behalf of foreign powers, organizations or persons or international terrorist activities, but not including personnel, physical, document or communications security programs. - Espionage (colloquially, spying) is the obtaining of information considered secret or confidential without the permission of the holder of the information. Espionage can be committed by an individual or a spy ring (a cooperating group of spies), in the service of a government or a company, or operating independently. The practice is inherently clandestine, as it is by definition unwelcome and in many cases illegal and punishable by law. Espionage is a subset of "intelligence" gathering, which includes espionage as well as information gathering from public sources. - Moscow (or ) is the capital and most populous city of Russia, with 12.2 million residents within the city limits and 16.8 million within the urban area. Moscow has the status of a Russian federal city. - Eric Michael O'Neill ( born March 3 , 1973 ) is an American former FBI counter-terrorism and counterintelligence operative . He worked and was entitled as an Investigative Specialist with the Special Surveillance Group ( SSG ) and played a major role in the arrest , conviction , and life imprisonment of FBI agent Robert Hanssen for spying on behalf of the Soviet Union and the Russian Federation . He is a public speaker and security expert who currently lectures internationally about espionage and national security , cybersecurity , fraud , corporate diligence and defense , hacking , pursuing one 's dreams and surviving Hollywood . Given the paragraphs above, decide what entity has the relation 'employer' with 'federal bureau of investigation'.
Answer:
eric o'neill