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ON ASSIGNMENT: Guccifer

Computer security expert Madalin Dumitru tells Cynthia McFadden that the businesses of internet scamming and hacking are "booming" in Romania, especially in the town of Ramnicu Valcea.
Computer security expert Madalin Dumitru tells Cynthia McFadden that the businesses of internet scamming and hacking are "booming" in Romania, especially in the town of Ramnicu Valcea.Dateline NBC
By NBC News

Cynthia McFadden heads to Romania to interview an unlikely figure at the center of the Hillary Clinton email controversy. Marcel Lehel Lazar, who uses the devilish handle Guccifer, is making a bombshell claim – saying not only did he gain access to Clinton’s private email address, but that he has been inside the former Secretary of State’s “completely unsecured” server. Brian Fallon, national press secretary for Clinton's presidential campaign, says Guccifer's claims are baseless.

Watch the full episode of the Sunday, May 8th "On Assignment" here.

Online Video Exclusives from 'Guccifer'
Behind the Scenes Photos from 'Guccifer'
Cynthia McFadden and the team in Romania, a country that many consider ground zero of cyber crime. Some estimate internet scammers and hackers here have bilked Americans out of billions of dollars over the years.
Cynthia McFadden and the team in Romania, a country that many consider ground zero of cyber crime. Some estimate internet scammers and hackers here have bilked Americans out of billions of dollars over the years.Dateline NBC
Computer security expert Madalin Dumitru tells Cynthia McFadden that the businesses of internet scamming and hacking are "booming" in Romania, especially in the town of Ramnicu Valcea.
Computer security expert Madalin Dumitru tells Cynthia McFadden that the businesses of internet scamming and hacking are "booming" in Romania, especially in the town of Ramnicu Valcea.Dateline NBC
NBC News
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