days ago. kim jong-un doesn't like it that is what led to the firing of shells into the south yesterday to which the south replied. we're now close to the southern edge of the demilitarized zone. this sign warning against going any further. south korea is used to blood curdling threats from the north. they pretty much take them in stride. in the past when there have been attacks the south has been reluctant to hit back. what changed this week is when rockets came from the north thursday, seoul hit back forcefully with a big barrage of its own and they have made clear that this weekend if there is any provocation from the north they will again hit back and they will hit back hard. ian williams, nbc news, near the dmz. >> and for more i want to bring in my panel. thank you for joining us. we are talking about the deadline. it is in a couple of hours, 4:00