that's what it's supposed to focus on. politically, optically, a good first step that the south koreans are touting, but very little indication that this really moves the ball on getting that agreement, full, verifiable, irreversible, open to international inspections kind of denuclearization that they want, poppy. >> and remember, those are words that the administration chose. so of course, they're being held to account on every single one. barbara, thank you very much. >> sure. we do have breaking news out of israel. israeli defense officials say that they shot down a syrian fighter jet after they argue it entered israeli air space earlier today. big picture, oren liebermann is here in jerusalem with more. what's the big picture on the significance of this? >> reporter: well, it depends on how the syrians respond in this case. israelis say this fighter jet entered israeli air space and the process of when they call an increase of syrian forces activity right across from