up on the battlefield because of this. in turkey, at the pentagon, on capitol hill, and i want to start with keir simmons on the ground in southern turkey near the border with turkey. keir, i understand that a little bit earlier this morning you were close to some of where this assault whas happening. what are you hearing and seeing? >> that's right. this is a conflict that has kind of escalated through the day and actually we just heard a martor from the syrian side land in that direction. we heard in the last hour from the governor, you can hear the artillery fire there, we heard from the governor here where we are in turkey, that three people were killed when a mortar landed here, including a child. and you can see behind me, if i step away at syria itself, across the border, you can see there, that town of tall abad