Like it or not, militaries around the world are building cyber weapons. Hyped or not, concerns about the security of vital computer systems are driving this push.
An exchange of letters between President Rouhani and President Obama has raised hopes that Iran and the US can move toward a deal over Iran's controversial nuclear program.
At an event in Dallas, Robert Gates and Leon Panetta expressed their concerns about President Obama's decision last month to ask Congress to vote on military action against the regime in Syria.
Sen. John McCain has slammed Russia's President Putin. But all sides are guilty in perpetuating the conflict in Syria. Chemical weapons are repugnant, but the more urgent need is to tamp down on the flow of conventional weapons from all sides, which is fueling Syria's civil war.
Iranian President Hassan Rouhani has preached a message of moderation and cooperation – a sharp departure from his predecessor, known for his anti-West tirades.
New Iranian President Hassan Rouhani is seeking to change Iran's tone at the UN.