Each Friday, I look at what the presidential contenders are saying about foreign policy. This Week: Donald Trump has chosen to stand aside as the House of Representatives moves to vote on aid to Ukra…

The decision by Marco Rubio to seek the Republican presidential nomination is audacious. But it would be a mistake to underestimate the first-term senator from Florida. As the current occupant of the…

Iranian malware identified across the Middle East; the reemergence of DarkSide; the Counter-Ransomware Initiative meets; LinkedIn shuts down platform in China; Klobuchar pushes antitrust bill.

Just as the prospects for the New START Treaty started to look good, they no longer do.  Josh Rogin reports that Sen. Jon Kyl (R-Ariz.) just drew a line in the sand: Kyl said Tuesday he still does…