Detailed text transcripts for TV channel - MSNBC - 20161215:21:42:00
Defeat of the rebels in aleppo. secretary of state john kerry says it's time to end the conflict once and for all. >> it is imperative that key actors step up and do their part. i call on the entire international community to join in exerting pressure on all parties to go forward with the process that has been laid out for some period of time now, to abide by the cessation of hostilities, to bring an end to the cruelty start nging in alep which lays the groundwork to take steps particularly in aleppo. >> dan rivers is inside that city and has more. >> reporter: after four long years, the battl...