A New York Times report claims U.S. Green Berets are covertly destroying Houthi rebel missile sites in Yemen on behalf of Saudi Arabia.
The U.S. and Russia have both contributed to the fight against ISIS, but their goals for postwar Syria differ.
Gaps in the U.S. chain of command may have doomed four Green Berets of Operational Detachment-Alpha Team 3212.
U.S. special forces killed 11 ISIS fighters in a firefight on December 6, two months after four Green Berets were killed in a militant ambush.
Mohammed Mahmoud Abu al-Maali, a Mauritanian expert on ISIS and Al-Qaeda in the region, told Newsweek the U.S. military had a destabilizing effect.
A new ISIS video, entitled "Assault of the Brave Against the Army of the Americans," shows the last moments of four Green Berets killed in Niger last year.
Sgt. La David T. Johnson, of Miami Gardens, Florida, was killed in the line of duty in Niger.
With the establishment of a new Cyber Operations Center, NATO has launched a new, historic campaign of electronic warfare.
U.S. Army Chief of Staff General Mark Milley said that fighting wars across the globe will not get easier over time.
The trial judge said an investigation had not revealed any ties between the soldier and terror groups.