Interestingly enough, Zachary Chesser has his own connection to animators. In April, Chesser, using the identity of Abu Talhah Al-Amerikee, threatened the creators of Comedy Central's hit show "South Park," after they depicted the Prophet Mohammed in a bear suit.
Posting on the website Revolutionmuslim.com, he wrote, "what they are doing is stupid, and they will probably wind up like Theo van Gogh for airing this show. This is not a threat, but a warning of reality of what will likely happen to them." Van Gogh was a Dutch filmmaker who was killed in 2004 after making a film about women living in Islamic countries.
But there have been some suspected terrorists that have flown under the radar, like Bryant Vinas, who was accused of attacking a U.S. military base in Afghanistan and providing al-Qaeda with details about New York's railway system. Also, Michael Finton was arrested in a sting where he was attempting to detonate a truck bomb at a federal courthouse in Springfield, Illinois.
With so many potential threats, authorities say they are in a race against time to find these radicals before they launch a successful attack on the land they grew up on.
"In the last six to nine months," Clark said, "the FBI has seen more domestic Islamist extremist activity than at any time since immediately right after 9/11."