President Trump's deputy assistant Sebastian Gorka participates in a discussion during the Conservative Political Action Conference on Friday. Gorka has been the subject of criticism by others in the counterterrorism field.
Alex Wong/Getty Images
An American soldier scanned the retina of a man in Nangarhar Province, Afghanistan in Dec. 2011. Russia cites the danger of ISIS in Nangarhar as its reason for backing the Taliban, the U.S. says.
Sgt. Trey Harvey/U.S. Army
Soldiers from the 36th Infantry Division deployed to Afghanistan to help train and advise that country's military. The top U.S. commander in Afghanistan says thousands more such troops are needed there.
Maj. Randall Stillinger/U.S. Army
Detention Center Camp 6, which can house as many as 175 people, now holds 26 in Guantanamo Bay, Cuba. President Trump has promised to send more war captives to Guantanamo Bay.
Eager to defend a counterterrorism raid that killed civilians and one U.S. Navy SEAL, the Pentagon found it was touting a decade-old video. But it insists the operation was still worth launching.
Daniel Slim/AFP/Getty Images
Pictures of people who were incarcerated at Manzanar War Relocation Center are displayed alongside family tags at Manzanar National Historic Site near Independence, Calif., in 2015.
Justin Sullivan/Getty Images
Barely a week after assuming office, President Donald Trump set off a worldwide firestorm when he decided to temporarily ban migrants from seven Muslim-majority countries and refugees from all over the world from entering the United States.
First aid officers carry an injured woman at the site of an armed attack on Sunday in Istanbul. At least 39 people were killed in an armed attack Saturday on an Istanbul nightclub where people were celebrating the new year.
Ihlas News Agency/AFP/Getty Images