President Barack Obama got “feisty” during an interview about Russian President Vladimir Putin, as one CBS News anchor put it. In the interview, set to air Sunday on “60 Minutes,” Obama immediately pushed back from reporter Steve Kroft’s line of questioning about America’s leadership around the world, particularly in the Middle East. “A year ago, when we did this interview, there was some saber-rattling between the United States and Russia on the Ukrainian border,” Kroft said. “Now it’s also going on in Syria. You said a year ago that the United States, America leads, that we are the indispensable nation....