Nightly News | August 18, 2012
>>> killed in syria as the war there shows no sign of coming to an end. at the same time, the last group of u.n. observers in syria is leaving this weekend. a sign of frustration after almost 17 months of violence. nbc's eamon mojadin has the latest.
>> reporter: the frantic aftermath. a glimpse of what life has become under the regime's daily bombardment. this is where assad's regime has largely been untouchable. the skies above syria . on the ground, his regime has lost control with rebels making gains. caught in the middle are civilians. every day, hundreds more escape to neighboring countries for help. the rebels say they need the united nations to protect them from assad's superior air power . for now russia reject it is no-fly zone and the u.s. is reluctant to undertake a military operation . the u.n. is resorting to solving the conflict diplomatically. a previous peace plan failed to end the bloodshed. today, the observers part of the plan prepared to leave syria . now the u.n. and arab league have turned to this man, former u.n. diplomat, lokn brahimi to come up with a solution to the war which he said was difficult without a clear mandate from the international community .
>> the united nations does not go into a situation like this because it's easy and success is assured. you go into this situation because out's desperately needed.
>> reporter: for the people of syria out's a desperation that after 17 months of fighting still has no end in sight. nbc news, istanbul.