Greg MyreGreg Myre is a national security correspondent with a focus on counter-terrorism.
Russ Travers is the deputy director of the National Counterterrorism Center. "On a daily basis, 10,000 reports come across our (operations) center and eyes are put on every one of those," he says.
Jennifer Redding/National Counterterrorism Center
Army Gen. Paul Nakasone, who leads the National Security Agency and U.S. Cyber Command, testifies on Capitol Hill in January. Nakasone has been calling for the U.S. to take a harder line against rivals in cyberspace. He said the U.S. sent three Cyber Command teams to Europe last November as part of a larger effort to prevent Russian interference in mid-term elections.
Jose Luis Magana/AP
Indian protesters in Mumbai burn posters of Pakistan's Prime Minister Imran Khan during a demonstration against the Feb. 14 attack that killed more than 40 Indian policemen in the Kashmir region.
Federal prosecutors say Christopher Paul Hasson had acquired a cache of weapons and ammunition in an attempt to launch a domestic terrorist attack. Over the years, Hasson honed a hit list that included prominent Democrats and media figures.
U.S. District Court via AP
2017 graduation and commissioning ceremony at the U.S. Naval Academy. An anonymous Pentagon survey found that 747 students at the Navy, Army and Air Force academies experienced unwanted sexual contact during the past year, a nearly 50 percent increase from a similar survey taken two years earlier.
Win McNamee/Getty Images