FILE - This wanted poster provided by the FBI shows Igor Anatolyevich Sushchin, 43, a Russian national. A U.S. indictment of two Russian intelligence agents and two hackers alleged to have stolen more than half a billion U.S. email accounts in 2014 has cast a spotlight on the intertwining of the Russian security services and the murky digital underworld. According to the indictment, FSB agents Igor Sushchin and Dmitry Dokuchaev ran two hackers during the Yahoo operation and paid them. (FBI via AP)
FILE - This wanted poster provided by the FBI shows Dmitry Aleksandrovich Dokuchaev, 33, a Russian national. A U.S. indictment of two Russian intelligence agents and two hackers alleged to have stolen more than half a billion U.S. email accounts in 2014 has cast a spotlight on the intertwining of the Russian security services and the murky digital underworld. According to the indictment, FSB agents Igor Sushchin and Dmitry Dokuchaev ran two hackers during the Yahoo operation and paid them. (FBI via AP)
This wanted poster provided by the FBI shows Igor Anatolyevich Sushchin, 43, a Russian national and resident is seen. The United States announced charges Wednesday, March 15, 2017, against two Russian intelligence officers, including Sushchin, and two hackers, accusing them of a mega data breach at Yahoo that affected at least a half billion user accounts. (FBI via AP)
This wanted poster provided by the FBI shows Dmitry Aleksandrovich Dokuchaev, 33, a Russian national and resident. The United States announced charges Wednesday, March 15, 2017, against two Russian intelligence officers, including Dokuchaev, and two hackers, accusing them of a mega data breach at Yahoo that affected at least a half billion user accounts. (FBI via AP)
This wanted poster provided by the FBI shows Alexsey Alexseyevich Belan, aka “Magg,” 29, a Russian national and resident. The United States announced charges Wednesday, March 15, 2017, against two Russian intelligence officers and two hackers, including Belan, accusing them of a mega data breach at Yahoo that affected at least a half billion user accounts. (FBI via AP)
In this Friday, March 10, 2017, photo, Russell Nimmo, FBI supervisory special agent, center, talks with Oakland police detective George Buford, left, as an FBI staff member looks on in the offices of the Oakland Safe Streets Task Force in Oakland, Calif. The federal government already plays a big role in fighting violent crime in cities, through grants and partnerships. Ten FBI agents now share an office with Oakland detectives, offering help gathering evidence, collecting DNA, chasing leads and bringing federal prosecutions that carry longer sentences in far-away prisons. (AP Photo/Eric Risberg)
In this Friday, March 10, 2017, photo, Oakland police detective M. Jaeger, standing, confers with an FBI agent in the offices of the Oakland Safe Streets Task Force in Oakland, Calif. The federal government already plays a big role in fighting violent crime in cities, through grants and partnerships. Ten FBI agents now share an office with Oakland detectives, offering help gathering evidence, collecting DNA, chasing leads and bringing federal prosecutions that carry longer sentences in far-away prisons. (AP Photo/Eric Risberg)
In this Friday, March 10, 2017, photo, Russell Nimmo, FBI supervisory special agent, second from left, confers with Oakland police detectives George Buford, left, and Phong Tran, right, in the offices of the Oakland Safe Streets Task Force in Oakland, Calif. The federal government already plays a big role in fighting violent crime in cities, through grants and partnerships. Ten FBI agents now share an office with Oakland detectives, offering help gathering evidence, collecting DNA, chasing leads and bringing federal prosecutions that carry longer sentences in far-away prisons. (AP Photo/Eric Risberg)
In this Friday, March 10, 2017, photo, from left Russell Nimmo, FBI supervisory special agent, and FBI agent Paul Healy talk with Oakland police detective Brad Baker outside the offices of the Oakland Safe Streets Task Force in Oakland, Calif. The federal government already plays a big role in fighting violent crime in cities, through grants and partnerships. Ten FBI agents now share an office with Oakland detectives, offering help gathering evidence, collecting DNA, chasing leads and bringing federal prosecutions that carry longer sentences in far-away prisons. (AP Photo/Eric Risberg)
In this Friday, March 10, 2017, photo, Oakland police detectives and FBI agents work together in the offices of the Oakland Safe Streets Task Force in Oakland, Calif. Standing at left is Oakland homicide detective Jason Turner. The federal government already plays a big role in fighting violent crime in cities, through grants and partnerships. Ten FBI agents now share an office with Oakland detectives, offering help gathering evidence, collecting DNA, chasing leads and bringing federal prosecutions that carry longer sentences in far-away prisons. (AP Photo/Eric Risberg)
FILE - In this Jan. 10, 2017 file photo, FBI Director James Comey testifies on Capitol Hill in Washington. Justice Department's Inspector General Michael Horowitz says he will launch an investigation into the Justice Department and FBI's actions in the months leading up to the 2016 election, including whether department policies were followed by FBI Director James Comey. (AP Photo/Cliff Owen, File)
In this Jan. 18, 2013 image taken from Federal Bureau of Investigation surveillance video, Justin Kaliebe talks with an undercover FBI agent while riding in the front seat of an automobile. Now 22, Kaliebe was a high school senior when he was arrested in 2013 as part of an investigation into Americans plotting to aid terrorists abroad. He pleaded guilty shortly after his arrest. A federal judge in New York is set to decide Tuesday, Jan. 10, 2017, how much prison time Kaliebe deserves for plotting to join al-Qaida in 2013. (Federal Bureau of Investigation via AP)
In this Jan. 18, 2013 image taken from Federal Bureau of Investigation surveillance video, Justin Kaliebe talks with an undercover FBI agent while riding in the front seat of an automobile. Now 22, Kaliebe was a high school senior when he was arrested in 2013 as part of an investigation into Americans plotting to aid terrorists abroad. He pleaded guilty shortly after his arrest. A federal judge in New York is set to decide Tuesday, Jan. 10, 2017, how much prison time Kaliebe deserves for plotting to join al-Qaida in 2013. (Federal Bureau of Investigation via AP)
People believed to be FBI agents are seen outside of a home believed to be inhabited by possible family members of the suspect in the shooting at the Fort Lauderdale-Hollywood International Airport, Friday, Jan. 6, 2017, in Union City, N.J. (AP Photo/Julio Cortez)
This surveillance photo released by the Federal Bureau of Investigation shows a man who attempted to rob a Bank of America branch Thursday, Jan. 5, 2017, in Cambridge, Mass. The FBI said the suspect resembles recently escaped federal prisoner James Morales, who escaped from the Wyatt Detention Facility in Central Falls, R.I., on Saturday, Dec. 31, 2016. (Federal Bureau of Investigation via AP)
This surveillance photo released by the Federal Bureau of Investigation shows a man who attempted to rob a Bank of America branch Thursday, Jan. 5, 2017, in Cambridge, Mass. The FBI said the suspect resembles recently escaped federal prisoner James Morales, who escaped from the Wyatt Detention Facility in Central Falls, R.I., on Saturday, Dec. 31, 2016. (Federal Bureau of Investigation via AP)
This surveillance photo released by the Federal Bureau of Investigation shows a man who attempted to rob a Bank of America branch Thursday, Jan. 5, 2017, in Cambridge, Mass. The FBI said the suspect resembles recently escaped federal prisoner James Morales, who escaped from the Wyatt Detention Facility in Central Falls, R.I., on Saturday, Dec. 31, 2016. (Federal Bureau of Investigation via AP)
In this photo taken Aug. 19, 2015, the J. Edgar Hoover Building, The Federal Bureau of Investigation headquarters in Washington. The U.S. has released its most detailed report yet on accusations that Russia interfered in the U.S. presidential election by hacking American political sites and email accounts. The 13-page joint analysis by the Department of Homeland Security and the FBI is the first such report ever to attribute malicious cyber activity to a particular country or actors. (AP Photo/Andrew Harnik)
This image provided by the FBI shows the wanted poster for Alexsey Belan. In a sweeping response to election hacking, President Barack Obama sanctioned Russian intelligence services and their top officials, kicked out 35 Russian officials and shuttered two Russian-owned compounds in the U.S. It was the strongest action the Obama administration has taken to date to retaliate for a cyberattack. Other individuals sanctioned include Belan and Evgeniy Bogachev, two Russian nationals who have been wanted by the FBI for cyber crimes for years. (FBI via AP)