The Pentagon's No. 2 civilian said the US need to be better at operating in the 'gray zone' of 'deception, infiltration, and persistent denial.' But that doesn't mean America has to play dirty, some expert say.
A new generation of troops – both men and women alike – is demanding more flexibility to care for the needs of children and families. Without change, many are not going to be able to stay in the service.
American efforts to date have ranged from snarky responses meant to put down Islamic State tweeters to truth-telling campaigns. But the role of the US government in any of these endeavors is tricky and potentially alienating, analysts say.
The Islamic State has asked American sympathizers to kill 100 US military personnel. The threat is being taken seriously, but it also points to how the Islamic State has used social media to create an outsized reputation.
Upwards of 130 Americans are known to have gone to the Middle East to fight for or against the Islamic State. Some US veterans say that they see in the anti-IS fight a clear vision of the enemy that they never found in combat.
Secretary of Defense Ashton Carter is 'very much inclined' to arm Ukrainian fighters, but generals are wary of weapons falling into the wrong hands. They also hope Russia will 'eventually' want to rejoin the international community.
Military officials say they have found the main site where a helicopter crashed, and seven marines and four helicopter crewmen are presumed dead. The crash occurred during a training mission on the northern Florida Gulf coast Tuesday night.
A Black Hawk helicopter went down off the Florida Panhandle on a training mission Tuesday night. Eleven US Marines and US Army soldiers are presumed lost in what could be among the deadliest military training accidents in recent years.